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Bransford, W.D. and Dolphia
Penstemon azureus Benth.
Azure penstemon, Sky-blue beardtongue
USDA Symbol: PEAZ
USDA Native Status: L48 (N)
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.
Plant CharacteristicsDuration: Perennial Habit: Herb Flower:
Fruit: Size Class:
Bloom InformationBloom Color: Blue , Purple
Bloom Time: May , Jun , Jul , Aug
, 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
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 Directory
According to the species list provided by Affiliate Organizations, this plant is either on display or available from the following:
Santa Barbara Botanic Garden
- Santa Barbara, CA
Record Last Modified: 2007-01-01
Research By: TWC Staff