Theodore Payne California Native Plant Database




Penstemon azureus var. azureus

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Penstemon azureus var. azureus
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Penstemon azureus var. azureus
Penstemon azureus var. azureus
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Penstemon azureus var. azureus

Species Name: Penstemon azureus
Common Name: Azure Penstemon

A profuse bloomer with bluish-purple flowers. Perfect for small borders along paths or near rock walls.

Plant Family: Scrophulariaceae
Plant Type: Perennial
Height by Width: 2' H x 3' W
Growth Habit: Low-growing
Deciduous/Evergreen: Evergreen
Growth Rate: Fast
Sun Exposure: Full to part sun
Soil Preference: Well-draining
Water Requirements: Infrequent to occasional
Cold Hardy to: 10 degrees F
Flower Season: Spring
Flower Color: Blue-lavender
Endangered?: Not listed
Distribution: Northwestern California, Cascade Range, northern and central Sierra Nevada
Natural Habitat: Moist woodland, open forest, Hardy to 8,000'

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History
  • Introduced into cultivation in California by Theodore Payne.
  • From California Native Plants, Theodore Payne's 1941 catalog: "A spreading plant with many stems 1 to 1 1/2 feet high and narrow leaves. Flowers rich blue, produced in great profusion. Fine for borders and rock gardens. Gallon cans, 35c."
Other Names
References
  • Bornstein, Carol, David Fross, and Bart O'Brien. California Native Plants for the Garden. Los Olivos, CA: Cachuma Press. 2005.
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