Penstemon (Beardtongue) Seeds - Diane's Flower Seeds
Penstemon angustifolius
(Narrowleaf Beardtongue)

300 seeds   $2.25            
Penstemon angustifolius is a relatively short species with lavender-blue flowers in early summer. It's perfect for the rock garden or the edge of a path where you can admire the flowers up close. Suitable for containers. Hardy in zones 4-9.

Like most species, Penstemon angustifolius overwinters best when it has very well-drained soil. Drought tolerant. Requires 8 weeks cold-moist stratification. 

height 12"  spacing 10"


Penstemon angustifolius
Penstemon barbatus 'Coccineus'
Penstemon barbatus 'Coccineus' (Jingle Bells, Iron Maiden)

80 seeds   $2.75         
Penstemon barbatus 'Coccineus' blooms throughout the summer with scarlet-red, tubular flowers that attract hummingbirds. It is relatively easy to grow from seed, and it may bloom the first year if started early indoors.

Penstemon barbatus 'Coccineus' has long-stemmed flowers that are good for cutting. Requires 3 weeks cold-moist stratification. Hardy in zones 3-9. 

height 36"  spacing 18"


Penstemon calycosus
(Calico Beardtongue)

800 seeds   $2.25
Penstemon calycosus is a beautiful species with light purple flowers in early summer. It is native to the eastern United States.

Like Penstemon digitalis, Penstemon calycosus tolerates more shade and moisture than other penstemon species. It self sows nicely. Requires 8 weeks cold-moist stratification. Hardy in zones 3-9.  

height 24"  spacing 12"


Penstemon cobaea
Penstemon cobaea
(Showy Beardtongue)

170 seeds   $2.25                    
Penstemon cobaea has large, light to dark purple flowers that bloom in early to mid summer. It is one of the showiest of the penstemon species. It makes a nice companion plant for roses.

Penstemon cobaea is more shade tolerant than most other species. Requires 8 weeks cold-moist stratification. Hardy in zones 4-9.

height 24"  spacing 12"


Penstemon digitalis 'Husker Red'
Penstemon digitalis 'Husker Red'
(Foxglove Beardtongue)

250 seeds   $2.50
Penstemon digitalis 'Husker Red' has bronze-red foliage and airy spikes of pale pink flowers in June. The new spring foliage looks great with daffoldils and tulips. In the fall, it turns a warmer shade of red.

Penstemon 'Husker Red' tolerates more moisture and shade than most penstemons. Requires 4 weeks cold-moist stratification. Hardy in zones 3-9.

height 30"  spacing 12"


Penstemon eatonii
Penstemon eatonii
(Firecracker Beardtongue)

115 seeds   $2.25               
Penstemon eatonii is a hummingbird favorite. The brilliant, scarlet-red flowers bloom in early summer. The ripening seeds provide food for birds. Plant it with other early bloomers like Papaver atlanticum and Gaura lindheimeri.

Penstemon eatonii is drought-tolerant. It needs full sun and well-drained soil. Deer resistant. Requires 8 weeks cold-moist stratification. Hardy in zones 4-9.

height 24"  spacing 12"


Penstemon grandiflorus
Penstemon grandiflorus
(Shell Leaf Beardtongue)

200 seeds   $2.25                
Penstemon grandiflorus has large, lavender-purple or pink flowers that attract hummingbirds. The blue-green leaves are shaped like shells.

Penstemon grandiflorus is relatively easy to grow, tolerating more moisture than most species, although it may require staking in wet weather. Requires 6 weeks cold-moist stratification. Hardy in zones 4-9.

height 30"  spacing 12"


Penstemon hirsutus
Penstemon hirsutus
(Hairy Beardtongue)

1600 seeds   $2.25                       
Penstemon hirsutus blooms in late spring to early summer with elegant lavender and white flowers. This is a medium-height penstemon with bushy growth and soft green leaves. It's good choice for the rock garden.

Penstemon hirsutus self sows very nicely in my garden. Drought tolerant. Requires 3-4 weeks cold-moist stratification. Hardy in zones 4-9. 

height 24"  spacing 12"


Digitalis laevigata
Penstemon palmeri
(Palmer's Beardtongue)

500 seeds   $2.25           
Penstemon palmeri is one of the showiest penstemons. It blooms from May to July with tall spikes of large, light pink flowers that attract hummingbirds and bumblebees. The fragrant flowers smell like grapes. Nice for cutting.

Penstemon palmeri is heat and drought tolerant. It needs full sun and well-drained soil. Requires 6 weeks cold-moist stratification. Hardy in zones 4-9.

height 3-4'  spacing 15"


Penstemon strictus
(Rocky Mountain Beardtongue)

200 seeds   $2.25  
Penstemon strictus
Penstemon strictus blooms in June with stunning, violet-blue flowers on tall stems. It makes a lovely companion plant for roses. Great for cutting.

Penstemon strictus is relatively easy to grow. It attracts hummingbirds and beneficial insects, including ladybugs, hoverflies and bees. Requires 4 weeks cold-moist stratification. Hardy in zones 4-9.

height 30"  spacing 12"


Penstemon tubaeflorus
Penstemon tubaeflorus
(White Plains Beardtongue)

500 seeds   $2.25          
Penstemon tubaeflorus has pure white flowers on tall stems in early summer. It is native to the Great Plains, so it tolerates a fair amount of moisture.

One day I saw Penstemon tubaeflorus after a hard rain storm, and it wasn't even phased. Hundreds of water droplets hung from the flowering stems, sparkling like diamonds! Requires 6 weeks cold-moist stratification. Hardy in zones 4-9.

height 40"  spacing 15"


Penstemon mexicali 'Sunburst Ruby'
(Sunburst Beardtongue)

50 seeds   $3.00             
Penstemon 'Sunburst Ruby' has bright, lipstick-red flowers with white throats. The tubular flowers bloom for a long time in summer, attracting hummingbirds.

Penstemon x mexicali 'Sunburst Ruby' was introduced by Jelitto Perennial Seeds in 2005. Deadhead to promote longer blooming. Requires 3 weeks cold-moist stratification. Hardy in zones 5-9.

height 18"  spacing 15"


Penstemon calycosus
Penstemon 'Sunburst Ruby'
Penstemon (Beardtongue) Seeds

Penstemon, commonly known as Beardtongue, is a flowering perennial that blooms in a wide range of colors. The tubular flowers attract hummingbirds.

Sowing Penstemon Seeds

Start penstemon seeds indoors in late winter. Barely cover the seeds with soil, then refrigerate for the number of weeks required by the particular species.

Penstemon heterophyllus 'Blue Springs'
Penstemon heterophyllus 'Blue Springs' (Electric Blue, Beardtongue)

100 seeds   $2.75




Image courtesy Thompson & Morgan        
Penstemon heterophyllus 'Blue Springs' has vivid, true blue flowers that bloom for a long time in summer. Also known as Foothills Beardtongue 'Electric Blue'.

Penstemon 'Blue Springs' is an excellent choice for containers, the rock garden or the edge of a path where you can admire the stunning blue flowers up close. Hardy in zones 5-10. Give 3 weeks cold-moist stratification.

height 16"  spacing 12"


Penstemon pinifolius
Penstemon pinifolius
(Pineleaf Beardtongue)

50 seeds   $3.00       
Penstemon pinifolius has fiery orange-red flowers that bloom from June to August, attracting bees and hummingbirds.

Pineleaf Penstemon is named for its needle-like, evergreen foliage that provides year-round interest. It's nice in the rock garden or at the front of the border. Hardy in zones 4-9. Give 3 weeks cold-moist stratification.

height 10"  spacing 12"

Perennial Flower Seeds

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