Beard Tongue, Border Penstemon
Penstemon 'Thorn'

Family: Plantaginaceae
Genus: Penstemon (PEN-stem-on) (Info)
Cultivar: Thorn

Category:

Alpines and Rock Gardens

Perennials

Height:

24-36 in. (60-90 cm)

Spacing:

18-24 in. (45-60 cm)

Hardiness:

USDA Zone 7a: to -17.7 C (0 F)

USDA Zone 7b: to -14.9 C (5 F)

USDA Zone 8a: to -12.2 C (10 F)

USDA Zone 8b: to -9.4 C (15 F)

USDA Zone 9a: to -6.6 C (20 F)

USDA Zone 9b: to -3.8 C (25 F)

USDA Zone 10a: to -1.1 C (30 F)

USDA Zone 10b: to 1.7 C (35 F)

Sun Exposure:

Full Sun

Danger:

Unknown - Tell us

Bloom Color:

Pink

White/Near White

Bloom Time:

Late Spring/Early Summer

Mid Summer

Late Summer/Early Fall

Mid Fall

Foliage:

Evergreen

Smooth-Textured

Shiny/Glossy-Textured

Other details:

This plant is attractive to bees, butterflies and/or birds

Drought-tolerant; suitable for xeriscaping

Flowers are good for cutting

Soil pH requirements:

Unknown - Tell us

Patent Information:

Unknown - Tell us

Propagation Methods:

By dividing the rootball

From softwood cuttings

From semi-hardwood cuttings

From seed; winter sow in vented containers, coldframe or unheated greenhouse

Seed Collecting:

Unknown - Tell us

Regional

This plant has been said to grow in the following regions:

Richmond, California

Atlanta, Georgia

Chimacum, Washington

Seattle, Washington

Vancouver, Washington

Gardeners' Notes:

1
positive
0
neutrals
0
negatives
RatingContent
Positive

On Jul 20, 2005, jamie68 from Vancouver, WA (Zone 8b) wrote:

An absolutely wonderful plant for the large rockery, or full sun border - given excellent drainage and a collar of gravel around the crown!! Does not need to be fertilized...causes soft, floppy growth. Thrives on benign neglect...