Penstemon azureus Benth.
Azure penstemon, Sky-blue beardtongue
Scrophulariaceae (Figwort Family)
USDA Symbol: PEAZ
The basal stems of this perennial are subwoody and much branched, bearing narrow, blue-green leaves. The 8-20 in., flowering stalks carry many large, strongly two-lipped, blue to purple flowers which are yellow in bud. The plant maintains a neat, tidy habit.
Sky-blue Beardtongue attracts hummingbirds.
From the Image Gallery
Bloom InformationBloom Color: Blue , Purple
Bloom Time: May , Jun , Jul , Aug
DistributionUSA: CA , OR
Native Distribution: Sierra foothills from Fresno Co., n. to s.w. OR
Native Habitat: Dry, rocky slopes & banks; 3500-7500 ft.
Growing ConditionsLight Requirement: Sun
Soil Moisture: Dry
Soil Description: Well-drained, dry soil.
Conditions Comments: Not Available
Value to Beneficial InsectsSpecial Value to Native Bees
This information was provided by the Pollinator Program at The Xerces Society for Invertebrate Conservation.
PropagationDescription: Propagate using half-woody cuttings or seed.
Seed Collection: Not Available
Seed Treatment: Seeds germinate without pretreatment.
Commercially Avail: yes
From the National Organizations DirectoryAccording to the species list provided by Affiliate Organizations, this plant is on display at the following locations:
Santa Barbara Botanic Garden - Santa Barbara, CA
Recommended Species Lists
Find native plant species by state. Each list contains commercially available species suitable for gardens and planned landscapes. Once you have selected a collection, you can browse the collection or search within it using the combination search.View Recommended Species page
Additional resourcesUSDA: Find Penstemon azureus in USDA Plants
FNA: Find Penstemon azureus in the Flora of North America (if available)
Google: Search Google for Penstemon azureus
MetadataRecord Modified: 2007-01-01
Research By: TWC Staff