About Davidson's Penstemon
Plant Family: Scrophulariaceae
Plant Type: Perennial
Size: 4" H x 6" W
Growth Habit: Upright
Deciduous/Evergreen: Evergreen
Growth Rate: Fast
Sun Exposure: Full to part shade
Soil Preference: Well-draining, rocky
Water Requirements: Moderate
Cold Hardy to: 10 degrees F
Flower Season: Spring
Flower Color: Purple
Endangered?: Not listed
Distribution: Sierra Nevada Range in California and Nevada through the Coast and Cascade ranges of Oregon and Washington into British Columbia
Natural Habitat: Talus outcrops
Photo Credit: John Doyen via Calscape