Penstemon, Bunchleaf Beard Tongue, Chaparral Penstemon, Foothill Penstemon 'Electric Blue'

Penstemonheterophyllus

Genus
Penstemon (PEN-stem-on)
Species
heterophyllus (het-er-oh-FIL-us)
Synonym
Sun Exposure
Sun to Partial Shade
Foliage
Herbaceous
Height
18-24 in. (45-60 cm)
Spacing
12-15 in. (30-38 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)
Bloom Color
Blue-Violet
Bloom Time
Mid Summer
Other Details
Category
Perennials
Water Requirements
Foliage Color
Where to Grow
Bloom Characteristics
Bloom Size
Other details
Soil pH requirements
Patent Information
Propagation Methods
Seed Collecting
Regional

This plant is said to grow outdoors in the following regions:

Ashdown, Arkansas

Camarillo, California

NORTH FORK, California

San Luis Obispo, California

Cordele, Georgia

Hebron, Kentucky

Elizabeth City, North Carolina

Knoxville, Tennessee

Ogden, Utah

Kalama, Washington

Seattle, Washington

Charleston, West Virginia

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Gardener's Notes:

4
positives
0
neutral
1
negative
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G
Mount Juliet, TN | September 2019 | positive

This plant volunteered for me right near my muscadine grape vines and is blooming right now, 9-30-2019. We are experiencing extreme droug...Read More

R
San Luis Obispo, CA | July 2018 | positive

It sounds as if the problems in Texas and Washington are due to excessive moisture. These are drought tolerant plants from a semi-desert ...Read More

A
A
Camarillo, CA | April 2011 | positive

These plants seem to like lean soil with good drainage and full sun. They are evergreen in Zone 10 (Southern California) but benefit from...Read More

M
Gilmer, TX (Zone 8b) | May 2010 | negative

I did not have luck with this plant in our hot and humid East Texas summer. Placed in a west facing but well amended and mulched bed, th...Read More

A
Seattle, WA | May 2009 | positive

I grew these in part sun, good soil, little summer water for a couple of seasons. They bloomed profusely for a long period and were absol...Read More

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