Search for native plants by scientific name, common name or family. If you are not sure what you are looking for, try the Combination Search or our Recommended Species lists.
![](https://webarchive.library.unt.edu/eot2008/20090116091542im_/http://www.wildflower.org/image_archive/320x240/PCD2946/PCD2946_IMG0038.JPG)
Loughmiller, Campbell and Lynn
Penstemon grandiflorus Nutt.
Large beardtongue, Large-flower beardtongue, Large-flowered penstemon
Synonyms: Penstemon bradburii
USDA Symbol: PEGR7
USDA Native Status: Native to U.S.
Large, lavender, horizontally arranged, tubular flowers on a smooth stem above opposite, blue-green, clasping leaves and in axils of similar leafy bracts. This perennials stout, unbranched stems, 2-3 ft. tall, bear opposite, blue-green, waxy leaves and pink to bluish-lavender, tubular flowers. The large flowers extend horizontally on short stalks from the axils of leafy bracts near top of stem.
This handsome plant is especially spectacular when growing in masses. It occasionally escapes from cultivation in the East. At least 15 species of Penstemon occur in eastern North America, and there are many more in the West.
Plant Characteristics
Duration: Perennial Habit: Herb Size Class: 1-3 ft.
Bloom Information
Bloom Color: Pink , Purple
Bloom Time: May , Jun
Distribution
USA: CO , CT , IL , IN , IA , KS , MA , MI , MN , MO , MT , NE , ND , OH , OK , SD , TX , WI , WY
Native Distribution: MI to ND & s.e. MT, s. to c. TX
Native Habitat: Dry prairies
USDA Native Status: L48(N) Growing Conditions
Light Requirement: Sun
Soil Description: Sandy soils.
Conditions Comments: Not Available
Propagation
Description: Propagate by seed.
Seed Collection: Not Available
Seed Treatment: Germination is best with cold-moist stratification.
Commercially Avail: yes
From the National Organizations Directory
According to the species list provided by Affiliate Organizations, this plant is on display at the following locations:
Tohono Chul Park, Inc. - Tucson, AZ
Metadata
Record Modified: 2007-01-01
Research By: TWC Staff
Go back