no germ. At 15C, mean times to 90% of total germination were 11, 22, and 29 days for 'Bandera', 'Cedar', and firecracker penstemon, respec- tively. P. glandulosus v. glandulosus , Serrulati , ( ? Latin Name: Penstemon Hartwegii Planting Directions Temperature: 60 - 70F Average Germ Time: 14 - 30 days Light Required: Yes Depth: Cover lightly, seed should be visible Sowing Rate: 2 - 3 seeds per plant Moisture: Keep seeds moist until germination Plant Spacing: 16 - 20 inches Care & Maintenance: Penstemon ), Sow barely covered 8 wks @ (4C), move to 50F (10C) under light; if no germ. P. albomarginatus , Arenarii , ( ? Sow seeds directly in the garden 2mm deep and 40cm apart. P. ellipticus , Dasanthera , ( 4 ), Sow barely covered 8 wks in 4 wks, move to 60F (16C) , ( 24x? alpine Get rid of any seeds that have already sprouted, as outlined in Section 2, steps 1 to 4. , ( 20x? Sow barely covered 8 wks (4C), needs light for germ. Look inside the bag every few weeks to make sure the paper towels stay moist and to check for germination. P. barbatus "Rondo" , Elmigera , ( 3-8 ), Store seed @ 70F ), Store seed @ 70F (21C) , ( 5x3 ), wks @ 40F (4C), move to 50F (10C) under light; if rocky cliff Penstemons do best in direct sunlight. P. deaveri , Habroanthus , ( ? sand germ. @ 40F (4C), germinates at 40F under light. Easily raised from seed (blooms second year). Shake the flat to settle the soil. Seeds must be covered thinly. how long do penstemon seeds take to germinate. , ( 18x8 ), herbaceous , lavender , From seed; winter sow in vented containers, coldframe or unheated greenhouse. DON'T PUT ALL YOUR MONKEYS IN A BARREL. herbaceous , blue, purple , Label the bag with what kind of seed is in it, when the seed was collected and the date. 8 wks @ 40F (4C) , ( 6x? 8 wks @ 40F (4C), move to 50F (10C) under light; dryland , yes plains , yes (4C), germinates @ 40F under light. ), herbaceous , scarlet , Fertilize when planting only. P. angustifolius v. venosus , Anularius , ( 4 ), Sow under P. gairdneri , Gairdneriani , ( 6 ), Surface | However, not all beans are the same, and , ( ), , , Main Office: ), Sow under thin cover info@appliedeco.org, Southwest Office: below zero Farenheit for at least 60 days or a similar period in the refrigerator @ 40F (4C), move to 50F (10C) under light; if no Ensure not to cover the seeds completely, as they require light to germinate. Management Bluestem penstemon should be used as component of seed mixtures for pollinator plantings and restoration projects throughout its range. no germ. herbaceous , blue , To keep the soil from drying out, the plastic bag is used. Peck's penstemon ( Penstemon peckii) is endemic to Oregon, occurring in only Deschutes and Jefferson counties. under light. Sow barely covered 8 wks @ 40F Propagating penstemon can be a very rewarding hobby. Native Habitat , 2nd Yr. Germ. Caring for Beard tongue and other Penstemon plants in the garden. (21C) in a non-humid environment for 6 mo. First set of leaves of cutting should be buried. white, varies , Death Valley (21C), sow stored seed on surface 8 wks @ 40F (4C) under P. guadalupensis , Aurator , ( 8 ), Store seed @ 70F P. cyaneus , Habroanthus , ( 3 ), Sow under thin cover 8 wks Species | The soil should not be disturbed by a thin mist. (21C) in a non-humid environment for 6 mo. P. calycosus , Penstemon , ( 5 ), Sow barely covered 8 wks under light. Once ready, transfer the young Penstemon plants outside at a spacing of about 30 cm (12 inches; small species) to 75 cm (30 inches; larger varieties). Adaptation to its poor growing conditions is the reason for this change in behavior. P. gormanii , Aurator , ( 6 ), Store seed @ 70F (21C) , ( 16x? Sow barely covered 8 wks @ 40F Seeds of most species were dormant at dispersal and required a period of moist chilling to become germinable. Penstemon seeds require light to germinate, so be careful not to cover them when planting. Penstemon foliage is large, bright green, shiny. under light. P. dolius , Aurator , ( 4 ), Surface sow 12 wks @ 40F ), Plant seed 0.32 cm (1/8 inch) deep in pots and label the pots. in 4 wks, move to 60F (16C) , ( 8x? Seeds require cold temperatures to germinate, so plant them in the fall. Quantity is per pound. open wooded (4C), needs light for germ., move to 50F (10C) for germ. Abstract. ), P. crandallii , Caespitosi , ( 3-9 ), Surface sow 12 wks @ move to 60F (16C) , ( 20x8 ), herbaceous @ 40F (4C), move to 50F (10C) under light; if no plains , yes herbaceous , blue , dry upland dryland ), , ( 36x? cover 8 wks @ 40F (4C) , ( 8x5 ), Sow barely covered 8 wks (4C), needs light for germ. These seeds will germinate best under cool conditions so planting in the late fall, early winter is best to allow for natural stratification. Beard tongues in the garden Penstemons needs very little water and barely any fertilizer. November is when treatment will begin. dryland known to germinate during either the first or second year after sowing are under light. (4C), needs light for germ., move to 60F (16C) for germ. How long do penstemon seeds take to germinate? seed pots lacking germination into the next season. herbaceous , blue , plains ), herbaceous , blue , P. havardii , Havardiani , ( 5 ), Sow under thin cover 8 wks , ( 10x? Germinating Hairy Beardtongue is fairly straight forward and easy. if no germ. Germination is best with cold-moist . @ 40F (4C), move to 60F (16C) for germ. The perfect gift for all the gardeners in your life! Sow Direct. P. degeneri , Humiles , ( 5 ), Sow barely covered 8 wks @ P. gracilis , Penstemon , ( 4 ), Store seed @ 70F Plants need little to moderate water once established. # 2 | Keep the soil lightly moist until germination. , ( 40x? In the past Native Americans treated toothaches by chewing the root pulp of this plant and then placing it in the cavity. (4C), needs light for germ. , ( 12x? 8 wks @ 40F (4C), move to 50F (10C) under light; Flowers attract butterflies and . ), herbaceous , white, open wooded Sow barely covered 8 wks @ 40F However, there is a great amount of variation in both the ease and method of propagating these native plants. Flowers of various sizes and colors, collected in dense paniculate inflorescences, rarely single, pink, white, red, purple, blue. @ 70F (21C), sow stored seed on surface 8 wks @ 40F (4C) Make sure the flat is exposed to the elements by putting it in the open air. @ 40F (4C), needs light for germ., move to 50F (10C) P. idahoensis , Habroanthus , ( 5 ), Sow barely covered 8 wks no germ. in 4 wks, move to 60F (16C) , ( 16x10 ), Penstemons (Penstemon spp.) Make sure you know where the penstemon species you plan to raise from seed thrives and what it needs to thrive. herbaceous , pink, red , Because the seeds of most species require a period of stratification to break dormancy, the best planting method is to sow seeds outdoors in fall or early winter and allow them to germinate naturally. North America is home to more than 250 species. P. ambiguus , Ambigui , ( 5-10 ), Sow fresh seed @ 70F P. grahamii , Aurator , ( 5 ), Store seed @ 70F (21C) Seeds may germinate better after a period of aging, mimicking their conditions in the wild, so you can store seeds for several years before planting. if no germ. desert The stems growing tip is the most active component of the plant. blue, purple , open wooded P. californicus , Linarioides , ( ? , ( 10x3 ), Sow barely covered 8 wks Once large enough to handle prick out to trays or single pots and grow on. P. eriantherus v. redactus , Aurator , ( 4 ), Sow under thin badlands sow 8 wks @ 40F (4C), needs light for germ. , ( 10x? @ 40F (4C), move to 50F (10C) for germ. ), herbaceous ), dryland ), Store seed @ 70F mixed The American Penstemon Society: Propagation From Seed. in a non-humid environment for 6 mo. in 4 wks, move to 60F (16C) , ( 36x? P. heterodoxus v. shastensis , Proceri , ( 4 ), Sow fresh seed Generally the species from the Eastern And when sowing seeds, be generous since penstemon plants don't guarantee a 100% germination rate. Excellent rock garden plant and a nice addition to well-drained containers. herbaceous , blue, lavender, violet , @ 40F (4C), move to 70F (21C) for germ. Germination best at 60F+. Plants such as penstemons, which live for several decades, are great for landscaping. herbaceous , blue , P. bolanius , Campanulati , ( ? no germ. under ), herbaceous , blue , Also called Venus Penstemon. P. attenuatus v. militaris , Proceri , ( 4 ), Sow barely covered alpine 40F (4C), germinates at 40F under light. ONLY GERMINATE A SMALL PORTION AT A TIME. If no germination information is given, try the default germination strategy white , lowland Seed germination patterns were examined in the laboratory for seeds from 135 populations belonging to 38 species and 13 sections of the genus Penstemon (Scroph-ulariaceae), from habitats ranging from warm desert to alpine tundra. herbaceous , pink, blue, varies , P. angustifolius v. dulcis , Anularius , ( 4 ), Sow under thin The seeds will germinate best in cool conditions so plant seeds in the late fall or early winter in a site with full sun and good drainage. Plant Penstemon Seeds: Sow penstemon seed in cell packs or flats, press into soil, and barely cover. Gently press down the covering soil with the palms of your hands or with the bottom of another clean flat. suffruticosus , Caespitosi , ( 5 ), Surface P. attenuatus "Nelsoni" , Proceri , ( 4 ), Sow barely covered , ( 28x12 ), herbaceous , pink , 60F (16C) , ( 14x12 ), shrub , dryland Germination should take about 3 to 6 weeks. Seed Collecting: Allow pods to dry on plant; break open to collect seeds. Seeds germinated quicker when they were soaked in either 1000 or 1500 mg L -1. , ( 20x8 ), 8 wks @ 40F (4C), needs light for germ. covered 8 wks @ 40F (4C), germinates at 40F under light. herbaceous , pink , Place them outdoors in an area where they will experience the snow and cold of winter. ), herbaceous , white , Penstemon whitish. thin cover 12 wks @ 40F (4C), move to 50F (10C) for , lavender , alpine upland under light; if no germ. herbaceous , blue , , blue , dry upland Another method to encourage seed germination is by scarification or removing the seed coat. 60F (16C) , ( 60x? herbaceous , lavender , Payment Policy P. distans , Aurator , ( ? There will be a germination failure of some of the seeds youve planted. alpine Cover the seeds with a thin covering of soil about equal to the diameter of the seed. ), Sow barely covered 8 wks If you can collect seed yourself, store it in paper envelopes in a cool, dry location. 40F (4C) , ( 6x3 ), herbaceous , , blue , dry upland herbaceous , blue, purple , 40F (4C), move to 50F (10C) under light; if no germ. mat , blue, lavender , connatus , Peltanthera , ( 6 ), Surface P. azureus , Saccanthera , ( 6 ), Sow barely covered 8 wks dryland Using northern penstemons, failure to follow these instructions will result in poor seed germination. (21C) in a non-humid environment for 6 mo. , , herbaceous , pink , (21C) in a non-humid environment for 6 mo. While seed of many Penstemon species germinates easily without any special , purple, blue , dryland blue, violet , dryland , yes Crown rot is caused by organic mulches like bark that absorb moisture. herbaceous , lavender , Penstemon seeds require light to germinate, so be careful not to cover them when planting. (4C), needs light for germ., move to 70F (21C) for germ. ), , lavender , desert , yes dryland , ( 6x3 ), Gmail. P. confertus , Proceri , ( 5 ), Surface sow 8 wks @ 40F plains , yes mixed Use a fine spray that won't disturb the soil cover. Re-seal the plastic bag and put the paper towel inside. For best results, sow seeds onto a good soil-based compost. ), mat , cream, lavender , alpine , ( 18x6 ), mat , color varies , cover 8 wks @ 40F (4C) , ( 8x5 ), moist woodland Sow barely covered 8 wks or wait for the seeds to ripen. yes dryland P. glandulosus v. chelanensis , Serrulati , ( ? Sow seeds indoors in starter trays or small pots in late winter. P. cobaea v. purpureus , Aurator , ( 5 ), Surface sow 8 wks dryland P. discolor , Linarioides , ( ? , lavender , lowland ( 14x? mixing the seed with moist vermiculite and place the mix in a plastic baggie. I have found that most germination occurs under light. germ. , ( 24x? Fold the paper towel so the seeds can't fall out. Do not cover very small seeds, but tightly press into the earth. herbaceous , white , herbaceous , violet , Planting How does one plant a penstemon seed? P. cinicola , Proceri , ( 4 ), Store seed @ 70F (21C) Cathryn Chaney has worked as a gardening writer since 2002. Avoid overly fertile soil. ), herbaceous , lavender , It is very easy to grow from seed. plains Rake up or otherwise loosen and prepare the soil where you wish to plant the seeds in October or November. P. gentryi , Campanulati , ( ? P. abietinus , Caespitosi , ( 4 ), Surface sow , ( 8x60 ), shrub , color varies dryland , yes 40F (4C), needs light for germ. treatment, others are more difficult. The seed of penstemon must be dried for at least six months before it can be planted. alpine P. globosus , Proceri , ( 6 ), Sow barely covered 8 wks @ Supplement natural rainfall or snowfall if needed to keep the flat moist. Many penstemon species require cold stratification as a method to break dormancy, but the effects of cold, moist conditions have not been examined in Pecks penstemon. open wooded Make sure its safe and sound in there. P. debilis , Habroanthus , ( 5 ), Surface sow 8 wks @ 40F Blooms will be seen the second or third season after planting. Excellent establishment has been obtained at Upper Colorado Environmental Plant Center in Meeker, Colorado from dormant fall seedings. A cutting taken from the end of a stem that includes its growing tip is referred to as a tip cutting. @ 40F (4C), germinates @ 40F under light. Most of the native species can't be gotten from nurseries, so you have to collect, exchange or buy seeds and grow the plants yourself. dryland , yes (4C), needs light for germ. dryland P. flavescens , Proceri , ( 6 ), Sow barely covered 8 wks @ P. concinnus , Aurator , ( ? herbaceous , pink, lavender, blue , dryland If you want to plant penstemon in a poor, well-drained soil, do so. Sow barely covered 8 wks At least six inches apart, 12-inch plants should be placed. Its best to maintain the flat in a region with progressively warming temperatures and some sun exposure. herbaceous , white , They will not germinate. ), Store seed @ 70F (21C) Penstemon palmeri Palmer penstemon. herbaceous , blue , Color: Red Height: 18-20 Type: Perennial Climate: Sun-Dry Seeds/lb. Place the flat outside where the flat will be exposed to natural temperatures. Most penstemon seeds are perennials, but are not quite as slow as some. dry upland , ( 3x? This is a plant whose seeds have evolved to dry out and wait for the winter to be over before germinating in the spring because it need a full growth season to develop its root system. red, purple , Mexico (4C), move to 60F (16C) for germ. Begin treatment in November. I found that percent germination increased in response to smoke for 3 species, Penstemon secundiflorus Benth., P. strictus Benth., and P. unilateralis Rydb., with smoke-exposed seeds exhibiting 1.9-, 2.5-, and 1.7-fold greater percent germination, respectively, than those of non-smoked seeds. P. angelicus , Peltanthera , ( 8 ), Sow barely covered 8 wks open wooded , yes @ 40F (4C) , ( 15x4 ), herbaceous , P. fasciculatus , Fasciculi , ( ? Sow barely covered 8 wks @ 40F This corresponds to our codes "R" for rub or "S" for scarify . P. caudatis , Anularius , ( 4 ), Sow under thin cover 8 wks P. hallii , Habroanthus , ( 3 ), Sow fresh seed It is a perennial with deep blue-violet flowers that bloom May through June. ), No germ. @ 40F (4C), germinates @ 40F , ( 48x? Stems are weakly branched. @ 40F (4C), move to 50F (10C) under light; if no @ 40F (4C), move to 60F (16C) for germ. The seeds should be germinated in the light, at 12 to 18 degrees centigrade (54 to 64F). under light; if no germ. 8 wks @ 40F (4C), needs light for germ. @ 40F (4C), move to 50F (10C) under light; if no P. davidsonii , Dasanthera , ( 4 ), Surface sow 8 wks @ 40F ), Store seed Sow barely covered 8 wks @ 40F (4C) , ( 24x12 ), herbaceous under light. dryland Sow barely covered 8 wks @ 40F ), , ( 16x16 ), shrub , lavender 40F (4C), move to 50F (10C) under light; if no germ. P. fruticosus "Purple Haze" , Dasanthera , ( 4 ), Sow under Germ. Plant database entry for Penstemon 'Esprit' with 4 images and 33 data details. ), herbaceous , blue, purple , Classed by the RHS as "Perfect for pollinators" Sow the seeds thinly from March under cover with warmth in fine seed grade compost, barely covering the seed. herbaceous , red, varies , When seeds develop into plants that don't survive the growing season for reasons such as too much rain, excessive heat or cold or a lack of moisture in the soil, there will always be a supply of seeds that can germinate the following year and help to replenish the plant population. @ 40F (4C), germinates at 40F under light. These plants are drought tolerant once established and are perfect for beds, borders, rock gardens, and cut flowers! you seek is not on the list, jump to the synonym list at the end of the second , blue, purple , moist upland Learning Library Homepage; Plant Care Guides; Food Gardening Guides . methodology data. (4C), needs light for germ. ), P. jamesii , Aurator , ( 4 ), Store seed @ 70F (21C) Latin Name: Penstemon Hartwegii Planting Directions Temperature: 60 - 70F Average Germ Time: 14 - 30 days Light Required: Yes Depth: Cover lightly, seed should be visible Sowing Rate: 2 - 3 seeds per plant Moisture: Keep seeds moist until germination Plant Spacing: 16 - 20 inches Care & Maintenance: Penstemon Instead of using organic mulch, use gravel. cover 8 wks @ 40F (4C) , ( 6x16 ), mat , ( 10x? in 4 wks, move to 60F (16C) , ( 24x? Water the area well. , ( 30x8 ), herbaceous , lavender , Hummingbirds are drawn to the tubular blooms of several species. herbaceous , red, purple , Sow barely covered 8 wks in 4 wks, move to 60F (16C) , ( 24x? moist cold stratification or periods of temperature variation. Remove the container from the refrigerator and uncover it once seedlings sprout. Sow barely covered 8 wks P. euglaucus , Proceri , ( 4 ), Sow barely covered 8 wks @ (21C) in a non-humid environment for 6 mo. dryland Great for cottage gardens, mixed beds, borders and rockeries. dryland , yes They dislike being crammed in with other people. 60F (16C) , ( 8x3 ), herbaceous , @ 40F (4C) , ( 6x20 ), mat wks @ 40F (4C), move to 50F (10C) under light; if Youre attempting to simulate the chilly circumstances of early spring. Sow barely covered 8 wks Castilleja, Chionophila and some Penstemon species are good examples of this type. This mimics the icy conditions of the season. Many cultivars are available, and the genus contains roughly 275 species, all of which originate in North America. plains , yes It prefers medium to dry medium soils but can adapt to many light conditions: full sun to part shade such as clearings within forests, woods' edges, and savannas. open wooded germ. Prefers open exposed areas such as rocky hillsides, road banks, gravel pits or gravelly washes. Print Friendly. P. deustus , Deusti , ( 5 ), Sow under thin cover 8 wks @ are herbaceous perennials that flower in the spring. When seeds develop into plants that dont survive the growing season for reasons such as too much rain, excessive heat or cold or a lack of moisture in the soil, there will always be a supply of seeds that can germinate the following year and help to replenish the plant population. ), Grow penstemons in moist but well-drained soil in full sun to partial shade. , ( 8x4 ), Keep seeds moist until germination, or 14-30 days. ), Store seed @ 70F , ( 16x16 ), shrub , lavender , sand dunes methodology data. area you may need to provide water. Your best bet for meeting the unique needs of penstemon seedlings would be to construct a greenhouse. dryland | There are more than 250 perennial species of native North American penstemons (Cronquist et al., 1984), a few of which are currently cul- . , ( 3x8 ), The plant crowns will remain dry if they are covered in gravel. Refrigerate the container with the lid in a cool, dry location. 8 wks @ 40F (4C) , ( 22x3 ), herbaceous ), Store seed @ 70F P. australis , Penstemon , ( ? @ 70F (21C), sow stored seed under thin cover 8 wks @ 40F mixed United States germinate easily and can even become weedy in the garden. germ. open wooded wks @ 40F (4C), needs light for germ. Twitter. ), herbaceous , blue , dryland , , violet , alpine herbaceous , purple, lavender , P. filisepalis , Fasciculi , ( ? Effect of temperature on seed germination . ), Sow barely covered 8 wks @ 40F under light. Learn which horticultural species will perform the best within your particular geographic region. light. P. diphyllus , Serrulati , ( ? If you have a penstemon plant, delicately bend a stem to the ground to accomplish this. Sow under thin cover 8 wks @ 40F (4C), move to 50F (10C) Seed germination for other Penstemon species may also be enhanced by smoke, yet they remain untested. Learn more about germination light requirements here. dryland germ. under light. in a non-humid environment for 6 mo. Water in very dry spells. ), under light. Fence the area if necessary from animals that might eat seeds or scratch them up. ), Press flower seeds into soil, but do not cover. , ( 12x12 ), rocky (21C) in a non-humid environment for 6 mo. Penstemon seed often shows an inconsistent or a low germination percentage. upland Provides good ground cover Widely used for controlling erosion, disturbed and burned sites. ), They wont sprout. herbaceous , red , herbaceous , white, lavender , germ. alpine P. gentianoides , Fasciculi , ( 7 ), Sow barely covered 8 wks under light. You should expect germination to be irregular and occurring over a long period Sow barely covered 8 wks 40F (4C), move to 50F (10C) under light; if no germ. , color varies , alpine 40F (4C), move to 50F (10C) for germination (Swayne, 2000). Propagation: Seeds: Days to germinate: 10-30 Suitable for wintersowing Sow in situ Start indoors Can handle transplanting: Propagation: Other methods: Division: Containers: Types and varieties of penstemon. 8 wks @ 40F (4C), move to 50F (10C) under light; 40F (4C), move to 50F (10C) under light; if no germ. ), herbaceous , blue , alpine (4C) under light , ( 24x4 ), herbaceous , alpine Late spring and early summer is peak bloom time. The intense blue blooms, 1 inch across and shaped somewhat like a snapdragon, open all along sturdy, erect 2 . P. coriaceus , , ( ? 8 wks @ 40F (4C), move to 50F (10C) under light; herbaceous , red , ), Here we evaluate the effects of different periods of cold stratification on seeds from several different populations. P. cyanthophorus , Anularius , ( 4 ), Surface sow 12 wks @ herbaceous , white, purple , @ 40F (4C), move to 60F (16C) for germ. P. inflatus , Humiles , ( ? If the species methodology data. ), herbaceous , pink , flat to gradually dry and store in a dry place until the next year. in 4 wks, move to 60F (16C) , ( 16x6 , ( 8x14 ), mat , lavender , P. eriantherus v. argillosus , Aurator , ( 4 ), Sow under thin germ. Allowing plenty of light. herbaceous , pink, blue, varies , ), herbaceous , violet , The seed will germinate in the pots in spring as the weather warms up. Penstemon Procerus - Littleflower Penstemon seed $ 3.20. Sow barely covered 8 wks wks @ 40F (4C), move to 50F (10C) under light; if under light. if no germ. ), herbaceous , violet , Once germination occurs in 10 " 21 days with full lighting, then transplant to a sunny spot in the garden or keep as a potted and fragrant grow indoors near a window with full sun. But the seed does have a physiological dormancy in that it needs cold moist stratification and sunlight to germinate. move to 50F (10C) under light; if no germ. Penstemon is a perennial, herbaceous plant. Easy to grow. (21C), sow stored seed on surface 8 wks @ 40F (4C) under light. , ( 24x? , ( 12x12 ), P. arkansanus , Penstemon , ( 6 ), Sow barely covered 8 wks , ( 18x24 ), shrub , lavender , (21C) in a non-humid environment for 6 mo. 40F (4C), germinates at 40F under light. 40F (4C), move to 50F (10C) under light; if no germ. if no germ. Penstemon seed often shows an inconsistent or a low germination percentage, but in the third experiment, percentage and rate of seed germination were the highest for seeds grown inside of the growth chamber, probably as a result of the consistency of temperatures and darkness. P. baccharifolius , Baccharifolii , ( ? in 4 wks, move to 60F (16C) , ( 36x? herbaceous , lavender, blue , , ( 12x? In October or November, rake or otherwise loosen and prepare the soil where you intend to put the seeds. glaber , Habroanthus , ( 5 ), Surface sow 8 @ 40F (4C), move to 60F (16C) under light. , ( 16x10 ), Pecks penstemon (Penstemon peckii) is endemic to Oregon, occurring in only Deschutes and Jefferson counties. Sow barely covered 8 wks @ 40F methodology data. Use a permanent marker or pencil. , ( 6x? Cover with a very fine sprinkling of compost or vermiculite. methodology data. Place the seedlings in a room with a temperature range of 400F to 600F in a sunny window. Many penstemon species and cultivars can withstand drought, poor soil, and minimal care in practically any landscaping location. rocky cliff ), herbaceous , white , open wooded P. laevis ,Habroanthus ,( 4 ), Store seed @ 70F (21C) in a non-humid environment for 6 mo. if no germ. Sow barely covered 8 wks Santa Fe, NM 87505, 2022 Institute for Applied Ecology | Privacy Policy, Website Design and Maintenance by Abide Web Design. P. filiformis , Saccanthera , ( ? Note these are all genera in the Scrophulariaceae family. thin cover 8 wks @ 40F (4C) , ( 24x12 ), , ( 16x5 cover 12 wks @ 40F (4C) , ( 1x3 ), tufted Stratify--or cold-treat--the seeds if the plant grows in a cold winter climate; if penstemons are of hybrid origin or grow in mild winter climates they won't need stratification. ), Store seed @ 70F P. floridus v. austinii , Peltanthera , ( 6 ), Surface sow P. alluviorum , Penstemon , ( 6 ), Sow barely covered 8 wks Its common practice to clip off the flower stalks after the plants have completed flowering, however this practice can result in plants that are more hardy than the plants they were bred in. mat , blue , dry If you live in a dry @ 40F (4C), move to 70F (21C) for germ. @ 40F (4C), germinates at 40F under light. herbaceous , color varies , wks @ 40F (4C), needs light for germ. in 4 wks, move to 60F (16C) , ( 20x10 ), ), herbaceous , red , Grow Penstemon: Penstemons prefer full sun, part sun in hottest climates. Look up the species of penstemon you are going to grow from seed to see where it grows and what its growing requirements are. under light. ), mat , scarlet , SEED GERMINATION TIP!!!!! Palmer's penstemon is easy to grow from seed and may be sown directly outside after final frost or, for early spring blooming, start indoors 8 " 10 weeks prior. dryland P. auriberbis , Aurator , ( 5 ), Surface sow 8 wks @ 40F ), herbaceous : 415,000 Bloom time: Mid Summer Zone: 4-9 dryland If necessary, add water. in 4 wks, move to 60F (16C) , ( 72x? @ 40F (4C) , ( 24X6 ), herbaceous , The penstemon plants should be large enough to handle. (4C), move to 60F (16C) for germ. plains , yes Once established, they are able to withstand drought. Penstemon is as easy to grow from seed in your garden as it is in the wild. open wooded The plants want their seeds to germinate in the spring so that they can build their deep root system, which helps them withstand dry weather, for many months.. Between February and April, or during September. germ. To obtain the seed, squeeze or pinch the capsules while holding them over a bag or bucket. In the fall, they have only a short period of time to develop their root systems. in 4 wks, move to 60F (16C) , ( 20x10 ), Scientific name: Penstemon palmeri Bi-annual forb that thrives in rocky, disturbed soils. 8 wks @ 40F (4C), germinates at 40F under light. 12 wks @ 40F (4C), move to 50F (10C) for germ. Flower Seeds. ), herbaceous , white, lavender , dryland Sow barely covered 8 wks Some are only able to grow in zones 5 and 6. 8 wks @ 40F (4C), move to 60F (16C) for germ. under light. move to 50F (10C) under light; if no germ. It is considered a Sensitive Species by the US Forest Service, and a Species of. dryland Propagation by seed. ), Store seed @ 70F Deadhead after flowering to maintain vigor and cut back to the base in early spring. wks @ 40F (4C), move to 50F (10C) for germ. , ( 5x3 ), mat , yellow, white , (4C), needs light for germ. To help the soil settle, shake the flat. ), Store seed @ 70F (21C) , ( 8x? A perennial sometimes called Beardtongue, Penstemon plants will reward you with brilliant non-stop blooms with deep bronze-green foliage. From seed; stratify if sowing indoors. So perhaps year-old seed is best. , ( 10x? P. hendricksonii , Elmigera , ( 7 ), Sow barely covered 8 wks . in a non-humid environment for 6 mo. (21C) in a non-humid environment for 6 mo. If youre using seeds that are germinating, youll want to plant them carefully to avoid damaging the roots. , blue, purple , open wooded , yes ), 40F (4C), needs light for germ. @ 40F (4C), germinates at 40F under light. Protocols for seed germination and transplant production involving fertilization are needed for conservation purposes. , blue, pink , plains , ( 36x24 ), Transfer of seeds failing to germinate at warm temperatures (25 and 30C) to 15C and applying 720 M gibberellic acid (GA3) solution was effective in breaking primary dormancy of firecracker penstemon and . Cut all stems down to low-growing shoots in mid to late March. There is a plantain in every one of them. (4C), move to 60F (16C) for germ. ), herbaceous , pink, varies , Using this method, you can seed a swath of desert penstemon (Penstemon parryi) into a wildflower slope and cover a vast area with penstemons. @ 40F (4C), move to 50F (10C) for germ. alpine dry upland P. caryi , Habroanthus , ( 4 ), Sow barely covered 8 wks @ herbaceous , purple, violet , germ. in a non-humid environment for 6 mo. , ( 12x12 P. brandegei , Habroanthus , ( 5 ), Surface sow 8 wks @ 40F P. bracteatus , Anularius , ( 5 ), Sow barely covered 8 wks . The flowers have a foxglove or snapdragon appearance. Mulch annually with well-rotted manure or leaf mould, and feed weekly in summer. (21C), sow stored seed under thin cover 6 wks @ 40F (4C) ), shrub , blue , ), shrub , red , Penstemon seeds often germinate best after being stored dry for 6 months to a year, so do not discard seed that is not fresh. Seeds should germinate in around 14-21 days at a soil temperature of 20-24 C. @ 40F (4C), move to 60F (16C) for germ. Begin sowing your seeds in March by placing them on the surface of damp soil and covering the container with a plastic bag for a few weeks. wks @ 40F (4C), needs light for germ., move to 60F (16C) blue , dryland P. albidus , Aurator , ( 4 ), Sow under thin cover 8 wks @ The batter should be wet but not sloppy. (21C) in a non-humid environment for 6 mo. How to Grow Beardtongue From Seeds Penstemons are easy to start from seed. covered 8 wks @ 40F (4C), move to 50F (10C) under move to 50F (10C) under light; if no germ. ), herbaceous , blue , , ( 8x4 ), , ( 7x? can often occur in the second or third year. Ensure consistent temperatures of above 15 degrees for best germination rates. 40F (4C), move to 50F (10C) under light; if no germ. They come in a variety of shapes and sizes. P. goodrichii , Aurator , ( 5 ), Surface sow 12 wks @ 40F barely covered 8 wks @ 40F (4C), move to 50F (10C) under thin cover 8 wks @ 40F (4C) , ( 16x12 ), 1850 Old Pecos Trail, Suite I , ( 36x8 ), @ 40F (4C), move to 60F (16C) for germ. 8 wks @ 40F (4C), needs light for germ. These flowers attract hummingbirds and butterflies into the garden and offer a variety of colors such as scarlet, pink, blue, purple, orange, yellow, and white. Again, all GA. 3. treatments were effective for increasing the speed of seed germination by 7 to 13 d (Table 2). As a general rule of thumb, 36-inch plants should be spaced at least 18 inches apart, if not more, apart from each other. Tip cuttings can be used to propagate Penstemon. Keep the mix moist but not soggy. Sprinkle the fine black seeds evenly over the surface of the mix; for germinating seeds place them carefully so emerging roots don't get damaged. herbaceous , red, purple , plains @ 70F (21C) in a non-humid environment for 6 mo. (21C) in a non-humid environment for 6 mo. ), (4C), needs light for germ. Sow barely covered 8 wks offer considerable poten-tial for increased horticultural use. rocky cliffs Sow barely covered Use metal staples, similar to those used to fasten the fabric covering the tunnels in your spring garden to shelter plants from cold, to keep it in contact with the soil. 8 wks @ 40F (4C), move to 50F (10C) under light; mat , blue, lavender , , , must do is to try to simulate the conditions found in the native habitat P. fremontii , Habroanthus , ( 4 ), Surface sow 8 wks @ 40F ), herbaceous , blue, purple , Rooting from divisions inhibitors must be removed by exposure to long periods of dry conditions, Use this technique if you have a large area to landscape. cover 12 wks @ 40F (4C) , ( 1x8 ), tufted methodology data. Very drought tolerant once established, but also does well with average moisture. in 4 wks, move to 60F (16C) , ( 27x10 ), Penstemon grandiflorus is one of the showiest of all Penstemons! They need to be separated by a greater distance for higher ones. Take advantage of further rainfall or snowfall if necessary. ), herbaceous , color varies , barely covered 8 wks @ 40F (4C), germinates @ 40F , ( 16x6 Penstemons range in height from 1 to 3 feet, and there are 250 distinct species. 3 wks @ 40F (4C) , ( 15x6 ), herbaceous ), herbaceous , lavender , View shipping schedules, delivery methods and tracking information. ), herbaceous , blue , To avoid losses, pruning penstemon is best done in spring. Germination can take 1 to 6 months, but is often quicker. They can grow up to 3 feet long. P. heterophyllus , Saccanthera , ( 5 ), Sow barely covered P. glabrescens v. taosensis , Ericopsis , ( 5 ), No germ. Germ.). Posted on Jul 26, 2022 in single hockey puck display case. indicated by the word "yes" in the final column (2nd Yr. @ 40F (4C), move to 60F (16C) for germ. Mexico , yes P. cyanocaulis , Habroanthus , ( ? Penstemon eatonii ( Firecracker Penstemon ) Germination Information 30-60 days moist stratification at 34-41 deg F or plant outside in the fall to late winter and water once a month if no snow. open wooded row cover. in 4 wks, move to white , plains ), Sow barely covered 8 Although most select cultivars are . in 4 wks, move to 60F (16C) , ( 30x? , ( 8x? open wooded and germination can sometimes be quicker if kept at 15 to 20 degrees C. We sow most seeds in an unheated greenhouse and wait for natural germination, as many seeds . The Penstemon seed is located within the seed heads. ), herbaceous , purple , (21C) in a non-humid environment for 6 mo. As a pioneer plant, penstemon is what youd expect. in a non-humid environment for 6 mo. P. deamii , Penstemon , ( 6 ), Sow barely covered 8 wks @ @ 40F (4C), move to 60F (16C) for germ. Germination is variable but most commonly around 21 days, it can be quicker if kept at 15 to 20C. , ( 24x? Penstemon digitalis (Foxglove Beardtongue) matures to 3' in height and has white to pink flowers. If seed has not germinated by May then allow the , ( 12x? Put the paper towel inside a resealable plastic bag. herbaceous , red, purple , herbaceous , pink, purple , P. buckleyi , Anularius , ( 6 ), Store seed @ 70F ), Sow barely herbaceous , lavender , P. elegantulus , Humiles , ( 5 ), Sow barely covered 8 wks @ 40F (4C) , ( 16x7 ), herbaceous , Organic Ways to Kill and Prevent White Powdery Mildew. Penstemon tubaeflorus is a North American prairie forb of conservation concern. This will ensure that all or most of the seed leaves the broken capsule. , ( ), , , herbaceous , blue, violet , ), herbaceous , blue, varies , alpine herbaceous , red , benefit seed propagation efforts. , ( 2x8 ), Sow barely covered 8 wks blue, purple , screes P. griffinii , Humiles , ( ? cover 8 wks @ 40F (4C) , ( 8x5 ), P. imberbis , Elmigera , ( ? Watch the flat as weather warms for emergence of seed leaves. , ( 8x? herbaceous , pink , Keep an eye out for seed leaves when the weather heats up. in 4 wks, move to 60F (16C) , ( 6x? herbaceous , white , for germ. Penstemon seeds can be sown directly into the garden OR seedlings can be raised in trays or other containers and transplanted to the garden once established. under light. badlands , yes plains , yes subshrub , blue , herbaceous , pink , under light. plains How To Grow Rocky Mountain Penstemon Seeds # 1 | Direct sow in late fall, pressing into the surface of the soil since this seed needs light to germinate. ), P. confusus , Centranthifoli , ( ? Propagate by making cuttings in summer or early autumn. ), P. harbourii , Peltanthera , ( 3 ), Sow fresh seed @ 70F dryland , yes alpine page. P. fruticosus , Dasanthera , ( 4 ), Sow under thin cover 8 If you have a spot that rarely gets watered, but still want a beautiful, flowering perennial, Dazzler Blend will delight! move to 60F (16C) , ( 24x? @ 40F (4C), move to 50F (10C) under light; if no Zones 39 are suitable for the majority of the species. Remove the bag after ]three months have passed and take it to your plant work area. , ( 16x12 ), ), (21C) in a non-humid environment for 6 mo. herbaceous , blue , alpine , ( 2x6 ), EDEN BROTHERS2099 BREVARD ROADARDEN, NC 28704About | Job Opportunities, All Content 2022 Eden Brothers and its subsidiaries. Sow barely covered 8 wks Privacy Policy pink , dryland , yes Our objectives were to compare techniques for breaking seed dormancy and increasing germination, and to investigate fertilizer on growth of Penstemon tubaeflorus. , ( 24x8 ), herbaceous , blue, lavender, P. anguineus , Humiles , ( 5 ), Sow under thin cover 12 wks Chaney graduated from the University of Arizona in 1992 with a Bachelor of Arts in English. covered 8 wks @ 40F (4C), move to 50F (10C) under Propagation of the genus Penstemon for use in landscape horticulture has been handicapped by a lack of understanding of seed dormancy and a practical method for breaking dormancy for numerous species. This plant is said to grow outdoors in the following regions: Flagstaff, Arizona. (21C) in a non-humid environment for 6 mo. The roots of a fallen stem are presumably familiar to you from other plants. ), herbaceous Seed treatments were hickory smoke . ), herbaceous , scarlet , P. cobaea v. cobaea , Aurator , ( 5 ), Surface sow 8 wks @ plains P. glaber ssp. P. barnebyi , Aurator , ( ? Disclaimer, Fall Gardening: Planting Bulbs in Warm Zones. @ 40F (4C), move to 60F (16C) for germ. Sow barely covered 8 wks @ 40F ), Sow under thin Step #3. Santaquin, Utah Penstemons are short-lived perennials that can suffer in winter. Penstemon seed often shows an inconsistent or a low germination percentage. in 4 wks, move to 60F (16C) , ( 30x? in 4 wks, move to 60F (16C) , ( 20x? open wooded P. attenuatus v. palustris , Proceri , ( 4 ), Sow barely covered plains , yes Keep soil moist but never wet or dry. ), No germ. ), and cold stratification without a lot of extra work. ), herbaceous , blue , @ 40F (4C), move to 50F (10C) under light; if no cover 8 wks @ 40F (4C) , ( 16x12 ), under light. Fold the paper towel in half to keep the seeds from spilling out of it. under light. (4C), move to 60F (16C) for germ. Put it securely in the flat. @ 40F (4C) , ( 20x10 ), shrubby , sow 12 wks @ 40F (4C), needs light for germ. @ 40F (4C), move to 60F (16C) for germ. P. glabrescens v. glabrescens , Peltanthera , ( ? (4C), move to 60F (16C) for germ. (4C), needs light for germ. Increased germination in P. unilateralis was only . P. glaber ssp. screes between the time that seed is set and germination occurs as closely as possible. open wooded East of the Mississippi, the penstemons can be found growing among sandy and better loamy soils. @ 40F (4C), move to 60F (16C) for germ. We investigated the seed production and germination requirements of Penstemon oklahomensis, a species of conservation concern, to determine interannual variation in seed production and germination requirements. ), herbaceous , blue, lavender , 12 wks @ 40F (4C), needs light for germ. ), Sow barely covered 8 wks in a non-humid environment for 6 mo. @ 40F (4C), move to 60F (16C) for germ. Chaney also writes poetry, which has appears in "Woman's World" magazine and elsewhere. One beardtongue penstemon can grow up to what heights and widths? , dryland P. incertus , Peltanthera , ( 7 ), Sow under thin cover 8 wks ), herbaceous , blue , Spread a thin layer of dirt over the seeds. Tubular flowers come in a variety of colors, including red, orange, pink, purple, blue, magenta, yellow, and white. P. cardinalis , Elmigera , ( 5-9 ), Surface sow 8 wks @ 40F , ( 10x30 ), in 4 wks, move to 60F (16C) , ( 24x? Place the gathered seeds in a damp paper towel and fold them up. Excellent choice for bee habitat and honey production. P. cerrosensis , Centranthifolii , ( 8 ), Store seed @ 70F Fence in the area if necessary to keep animals away from the seeds. It is not necessary to fertilize them. thin cover 8 wks @ 40F (4C) , ( 16x12 ), P. eriantherus v. cleburnei , Aurator , ( 4 ), Sow under thin , blue, violet , open wooded P. campanulatus "Garnet" , Campanulati , ( 6 ), Sow barely in a non-humid environment for 6 mo. ), Sow under The same is true of starting plants from cuttings; some species and cultivars start easily, others do not. @ 40F (4C), move to 60F (16C) for germ. P. alamosensis , Centranthifolii , ( 5 ), Sow under thin cover , ( 26x6 ), mat , color varies , ), herbaceous , lavender , , ( 2x6 ), They have the entire growing season to grow out their roots if you plant them in the spring Because they can withstand drought, these plants develop extensive root systems. (21C) in a non-humid environment for 6 mo. dry upland Rake up or otherwise loosen and prepare the soil where you wish to plant the seeds in October or November. In the wild, Penstemon is as easy to cultivate from seed as it is to grow in your own yard. , . in 4 wks, move to 60F (16C) , ( 11x? P. hirsutus "Minimus" , Penstemon , ( 4 ), Sow under thin cover Cover the seeds with fine grit or compost to approximately their own depth. sow 12 wks @ 40F (4C), needs light for germ. Keep seeds moist until germination, or 14-30 days. Mature seed capsules were collected and seed numbers counted in two successive years to assess interannual variation in seed production. ), herbaceous , blue , moist woodland , ( 8x60 ), shrub P. caesius , Saccanthera , ( ? Or, for planting in the spring, stratify the seeds in cold moist conditions for 8 - 12 weeks. @ 40F (4C), germinates at 40F under light. , ( 24x20 ), shrub , white, pink , open wooded P. laevigatus ,Penstemon ,( 6 ), Sow barely covered 8 wks @ 40F (4C), move to 50F (10C) under light; if no germ. ), No germ. P. hirsutus , Penstemon , ( 4 ), Sow under thin cover 3 wks P. arenicola , Anularius , ( 4 ), Sow under thin cover 8 wks P. ammophilus , Habroanthus , ( 6 ), Sow barely covered 8 wks , ( 12x? If you sow the seeds in the garden, do so in autumn, to allow a natural stratification period. (4C), needs light for germ. Penstemon is generally disease free, but keep an eye out for slugs, snails, spider mites and eelworms. @ 40F (4C), move to 60F (16C) for germ. Masses of snapdragon-like blooms in early- and midsummer. Seal container inside a polythene bag and place at 15-20C (59-68F). , ( 24x6 ), , ( ), P. arenarius , Arenarii , ( 4 ), Sow barely covered 8 wks @ The extent of dormancy in seeds of 27 wild populations of Penstemon representing 16 Intermountain species was investigated by subjecting seeds to stratification (moist prechilling) of 2 . P. breviculus , Aurator , ( 5 ), Sow under thin cover 8 wks Basic seed germination falls into three categories: No pre-treatment the absence of the requirement for either basic technique . Germination plains herbaceous , white, pink, varies , before tomato planting time, it probably wont occur that year. desert Soilless potting mix can be used to almost completely fill a nursery flat. upland Cutting or causing an abrasion on the seed coat is especially useful for some penstemon species, such as the Penstemon haydenii. herbaceous , blue , Tubular flowers are red, orange, pink, lavender, blue, magenta, yellow and white, depending on the species. Each year, only a few seeds are able to germinate in the wild. Plant the seed at a depth of to inch and keep the soil moist after planting for natural stratification to occur. The Effect of Smoke on Seed Germination: Global Patterns and Regional Prospects for the Southern High Plains by Yanni Chen B.S; Ecological Genetics of Penstemon in the Great Basin, U.S.A; Washington County, Utah Plant Guide; Wildflower Checklist Blue Flax U N B SPF Penstemon Angustifolius Var; Penstemons Are for Great Basin Gardens; Eaton's . herbaceous , lavender , Mexico (21C), sow stored seed under thin cover 8 wks @ 40F (4C), Gardening 101 P. barrettiae , Dasanthera , ( 6 ), Surface sow 8 wks @ 40F Every few weeks, check the bag to see if the paper towels are still damp and if any seeds have sprouted. For them, even compost is too much of a challenge. germ. herbaceous , red , @ 40F (4C), move to 50F (10C) under light; if no P. attenuatus v. attenuatus , Proceri , ( 4 ), Sow barely covered Penstemons thrive in a sunny position. 541-753-3099 Drought tolerant perennial; full sunlight. under light. alpinus , Habroanthus , ( 5 ), Surface sow 8 Learning Library. P. grinnellii , Peltanthera , ( 6 ), Store seed @ 70F plains alpine What the gardener (4C), move to 50F (10C) under light; if no germ. ), Sow barely covered 8 wks herbaceous , blue , Place seed on the surface of a good free draining, damp, seed compost. Keep in cooler conditions after germination occurs. Sow barely covered 8 wks PENSTEMON AMELIA JANE SEEDS (30+ seeds) - Plant World Seeds. herbaceous , pink, purple , Sow barely covered 8 wks ), You can transfer seedlings into your garden whenever they have two to three pairs of leaves. in 4 wks, move to 60F (16C) , ( 16x10 ), open wooded It is considered a Sensitive Species by the US Forest Service, and a Species of Concern by the US Fish and Wildlife Service. P. eatonii , Elmigera , ( 3-8 ), Surface sow , ( 20x? ), herbaceous , lavender , herbaceous , lavender , Regional. mixed Flowers are almost foxglove-like in appearance,though on a small scale, in shades of pink- red with white throats. P. hirsutus "Pygmaeus" , Penstemon , ( 4 ), Sow under thin dryland. of 12 weeks outdoor treatment in winter if you live where temperatures go Rocky Mountain Penstemon thrives in rocky to sandy loam soils. How to grow penstemon from seed part 1 Guaranteed results every time - YouTube 0:00 / 3:08 How to grow penstemon from seed part 1 Guaranteed results every time 4,024 views Nov 15,. In cold winter climates, stratify or cold-treat penstemon seeds; in mild winter climates, stratify or cold-treat the seeds, if necessary. Scientific Name: Penstemon strictus. herbaceous , blue, lavender, violet , in 4 wks, move to 60F (16C) , ( 16x? Put the plants name and date of planting on a label. methodology data. While many herbaceous , pink , P. attenuatus "Bald Mt." P. caespitosus , Caespitosi , ( 4-8 ), Surface sow 12 wks @ The genus has about 275 species, all native to North America, and numerous cultivars exist. open wooded , yes herbaceous , scarlet , The seed will germinate more easily in the spring because of the chilly weather in the winter months. For the next three months, keep the bag in there. The remainder will be dehydrated and ready to be buried. Yahoo Mail. P. cyananthus v. subglaber , Habroanthus , ( 4 ), Sow under Mix the seed with an equal quantity of sand so you get wider spacing of seeds as you sow them. dryland (4C), needs light for germ. plains , yes plains , ( 24x? barely covered 8 wks @ 40F (4C), germinates @ 40F , ( 23x12 at temperatures at or below 70 F so if germination has not occurred Fill a clean nursery flat almost to the top with a soilless potting mix. dryland lavender , dryland , yes P. gibbensii , Habroanthus , ( 5 ), Store seed @ 70F . It is common to find penstemons in deserts and other dry regions. Germination is variable but most commonly around 21 days, it can be quicker if kept at 15 to 20C. Lights should be on for 14 to 16 hours every day if you are utilizing them. For example, you may need to do a seed treatment beforehand. P. cardwellii "Roseus" , Dasanthera , ( 4 ), Surface sow 8 herbaceous , color varies , P. dasyphyllus , Dentanthera , ( ? How to Care for Penstemon Penstemons needs very little water and barely any fertilizer. P. grandiflorus , Anularius , ( 3 ), Surface sow 8 wks @ 40F thin cover 8 wks @ 40F (4C), move to 50F (10C) for dryland They are pretty drought resistant, and usually put on a pretty good flower show in their second growing season. , ( 18x36 ), shrub , red, purple , blue , dryland , yes , ( 16x16 in a non-humid environment for 6 mo. alpine and place them outdoors in a place protected from animals under a floating , ( 18x? dryland I evaluated whether smoke influences germination for 10 Penstemon species native to the Interior West of North America (Table 1; Figure 1). P. glaucinus , Proceri , ( 5 ), Sow barely covered 8 wks @ light; if no germ. P. heterodoxus , Proceri , ( 4 ), Sow fresh seed @ 70F P. flowersii , Anularius , ( 5 ), Surface sow 12 wks @ 40F 40F (4C), germinates at 40F under light. herbaceous , white , wks @ 40F (4C), germinates at 40F under light. open wooded ), No germ. herbaceous , blue, purple , Learn more about germination light requirements here. light. Berkeley Garden Coach: Plant Lots of PenstemonYou Won't Be Sorry! (4C), needs light for germ. in 4 wks, move to 60F (16C) , ( 50x? The cues that regulate penstemon seed germination are apparently received by imbibed seeds. ), herbaceous , lavender After dipping the cut end in rooting hormone, carefully push the cuttings into moistened soil. P. bicolor , Peltanthera , ( ? P. campanulatus v. campanulatus , Campanulati , ( 6 ), Sow (4C), move to 60F (16C) for germ. sow 8 wks @ 40F (4C), needs light for germ. P. angustifolius v. vernalensis , Anularius , ( 4 ), Sow under Give supplemental irrigation through the winter as needed. mat , lavender, purple, rose , P. caespitosus ssp. P. floridus v. floridus , Peltanthera , ( 6 ), Surface sow herbaceous , blue , @ 40F (4C), move to 50F (10C) for germ. under light. Firecracker Penstemon is highly drought tolerant and stunning in mass plantings. desert Studies have shown that smoke from wildfires increase the germination rates of many penstemon species, in addition to many other plant species in ecosystems around the world. cover 3 wks @ 40F (4C) , ( 4x4 ), , ( 18x9 ), Be sure to water the pots regularly in spring and once the plants are 5 cm (2 inches) tall, transplant them into your garden. Penstemon strictus Perennial to 45cm Vivid blue flowers Low maintenance Perennial to 45cm. P. cusickii , Saccanthera , ( 5 ), Store seed @ 70F ), subshrub , blue , P. aridus , Humiles , ( 4 ), Sow fresh seed @ 70F , ( 24x? As a result, always sow more seed than you think youll need while starting your garden. no germ. Grass seed germinates at different rates, depending on various factors such as the grass species, weather, time of year and soil moisture. Remove the main plants stem, carefully dig out its freshly formed root ball, and transplant it to a new location somewhere in your garden when you notice new growth. Make a label with the name of the plant and date of planting. Penstemon growers new to the hobby might benefit greatly from the American Penstemon Society. Carry those desert , ( 8x? in 4 wks, move to 60F (16C) , ( 48x? mat , blue, violet , P. carnosus , Anularius , ( 4 ), Surface sow 12 wks @ 40F , ( 48x12 ), herbaceous , lavender , P. floribundus , Saccanthera , ( 5 ), Sow barely covered 8 purple , plains , yes P. clevelandii ssp. P. eriantherus v. whitedii , Aurator , ( 5 ), Sow under thin wks @ 40F (4C), needs light for germ. P. centranthifolius , Centranthifolii , ( 8 ), none , ( 32x6 The seed will fall out of the capsule. thin cover 8 wks @ 40F (4C) , ( 20x7 ), , ( 30x8 ), herbaceous , lilac , Perennial 30 cm long. Xeriscapes frequently make use of them. I recommend a planting mix of 40% perlite and 60% vermiculite. of time for many species. , ( 30x16 Once the stems are fully established. Basal leaves are semi-evergreen and are palatable to livestock and wildlife during spring and winter. ), If youre planting penstemons, about how far apart should you space them? open wooded P. harringtonii , Anularius , ( 4 ), Sow barely covered 8 wks P. clevelandii , Peltanthera , ( 6 ), Store seed @ 70F in 4 wks, (21C), sow stored seed under thin cover 8 wks @ 40F (4C), P. fruticosus v. fruticosis "Bald Mt." Penstemons are valuable perennial landscaping plants. Cover the seeds with a fine layer of soil. , Dasanthera , ( 4 ), Sow barely covered 8 wks ), herbaceous , blue , P. immanifestus , Anularius , ( ? Germination open wooded P. gracilentus , Saccanthera , ( 6 ), Sow barely covered 8 open wooded dryland Make sure the region is thoroughly hydrated. in 4 wks, move to 60F (16C) , ( 26x? 8 wks @ 40F (4C), needs light for germ. ), subshrub , blue , , ( 18x? Sign up to save 20% on today's order and receive special offers, gardening tips and helpful resources daily. P. isophyllus , Fasciculatus , ( ? P. eriantherus v. eriantherus , Aurator , ( 4 ), Sow under desertpicti , Caespitosi , ( 4-8 ), Surface Penstemons come in a variety of shapes and sizes. P. haydenii , Anularius , ( 5 ), Sow barely covered 8 wks @ in 4 wks, move to 60F (16C) , ( 6X? ), herbaceous , blue , , ( 48x? [ Seeds should be sown in the manner described in Section 2, steps 1 to 4. P. campanulatus v. chihuahuensis , Campanulati , ( 6 ), Sow , white , dry upland P. attenuatus v. pseudoprocerus , Proceri , ( 4 ), Sow barely plains , yes Mexico under light. dryland P. janishiae , Aurator , ( 5 ), Scarify seed, Surface sow 8 Best planted from March to mid-May. , alpine Digging animals and seed-eating animals should be kept away from the flat. , ( 1x6 ), Some species grow very easily from seed, others are stubborn from seed. 40F (4C), move to 50F (10C) for germ. P. absarokensis , Habroanthus , ( 4 ), Sow barely covered 8 Penstemon spp. ), Sow , ( 16x? for germ. from alpine, desert, or other regions where the climate is harsh have evolved under light. P. canescens , Penstemon , ( 5 ), Sow barely covered 8 wks herbaceous , purple , A significant difference in number of seeds . Corvallis, OR 97333 ), Store seed @ 70F @ 40F (4C), move to 50F (10C) under light; if no Refrigerate the bag in the crisper drawer after it has been sealed. You will usually get reasonable germination for about five years after collection, and possibly even longer for some species. , red , rocky @ 40F (4C) , ( 4x6 ), herbaceous , thin cover 8 wks @ 40F (4C) , ( 26x12 ), The species represent a wide range of habitats and historical fire regimes, from dry grasslands that . light; if no germ. Soft pink flowers bloom May to July along tall stout stems. mat , blue , dry Just a few inches long is enough. mat , blue , dry ), 40F (4C), move to 50F (10C) under light; if no germ. ), When you notice fresh growth on your cutting, you know it has rooted. ), Add to Favorites Penstemon Pseudospectabilis - Desert Penstemon seed $ 3.30. P. eximeus , , ( ? , ( 3x7 ), mat herbaceous , lavender , @ 40F (4C), move to 60F (16C) for germ. Previous research on the germination of the species has focused on the length of time seeds can remain viable in the seedbank, genetic variation, and the effects of light and darkness on seed germination. 40F (4C), needs light for germ. under light. rocky areas ), Sow under ), herbaceous , Put the flat in an area with gradually warming temperatures and partial sunlight and keep it watered. 40F (4C), move to 50F (10C) under light; if no germ. ), herbaceous , purple , P. humilus , Humiles , ( 5 ), Surface sow 4 wks @ 40F Species , alpine under light. mat , lavender , alpine open wooded , purple , (21C) in a non-humid environment for 6 mo. Protect the flat from digging animals and animals that eat seeds. under light. dryland Plant on soil surface and cover with a thin layer of sand USDA Plant Guide (pdf) Richfield Plant Guide (pdf) Pricing Range of Penstemon eatonii , ( 17x12 ), herbaceous , pink, purple , in 4 wks, move to , ( ), , , , ( 24x16 dryland , ( 5x3 ), cover 8 wks @ 40F (4C) , ( 8x5 ), If seed has not germinated by May then allow the flat to gradually dry and store in a dry place until the next year. herbaceous , yellow , P. acuminatus v. latebracteatus , Anularius , ( 6 ), Sow under You should not try planting freshly harvested seeds. ), P. atwoodii , Aurator , ( 4 ), Store seed @ 70F (21C) , ( 38w? Leave the bag in there for three months. Flowers from summer through to late autumn. herbaceous , white , Each wildflower seed packet contains approximately 100 seeds. herbaceous , blue, varies , P. clutei , Peltanthera , ( 4 ), Store seed @ 70F , ( ), Plants that lack roots are unable to produce new foliage. in 4 wks, move to 60F (16C) , ( 36x? Print and email options available. , ( 24x16 ), (21C) in a non-humid environment for 6 mo. dryland in 4 wks, P. angustifolius ssp. From seed; direct sow outdoors in fall. Germ. moist woodland Between February and April, or during September. Most of its known occurrences are on the Deschutes National Forest. dryland Spread a thin layer of dirt over the seeds, about the same thickness as the seeds diameter. dryland Cultivation Advice PENSTEMON - SENSATION MIXED. alpine P. digitalis "Husker Red" , Penstemon , ( 3 ), Surface sow in 4 wks, move to 60F (16C) , ( 12x10 ), Keep an eye out for the sprouting of seed leaves. angustifolius , Anularius , ( 4 ), Sow P. hidalgensis , Perfoliatus , ( 7 ), Sow barely covered 8 in 4 wks, move to 60F (16C) , ( 18x? @ 40F (4C), germinates @ 40F under light. Planting Seed in Place 1. During the winter, provide additional irrigation as needed. Freshly collected seeds should not be used to start new plants. Include in the front of your wildflower areas. It is the animals and birds that pass through these locations that spread the seeds of the plants because they are unable to move themselves. Germ. Because of the reduced moisture, they may not be able to develop deep enough roots over the winter, which can lead to weak or even dead plants in the spring. Put a label on the bag indicating what sort of seed is within, when it was collected, and the date of collection. There are also quite a few colors to pick from here, so check out all the options of reds, pinks, purples, whites, and blues. P. acaulis v. acaulis , Caespitosi , ( 3 ), Sow under thin open wooded herbaceous , pink, blue, varies , AOL. Red, pink, white, and even purple are among the many hues of the blossoms. Mexico You should expect germination to be irregular and occurring over a long period of time for many species. ), Sow under thin cover 8 One of the finest sources of blue color for the summer garden, Rocky Mountain Penstemon is a native U.S. plant that gardeners in many parts of the country have come to treasure. 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