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Rydberg's penstemon
Penstemon rydbergii


Colorado

Dimensions
Height: 8.0 in. to 1.5 ft.
Spread: 1.0 ft. to 3.0 ft.
Growth Form
Herbaceous, Subshrub
Program Association
Nature in the City, Xeriscape Incentive Program
Wildlife Uses
Hummingbirds, Pollinators/ Invertebrates
Sun Requirements
Full Sun, Part Sun
Water Requirements
Low, Moderate
Plant Community
Foothills, Mountains, Riparian, Subalpine
Season of Bloom
June, July, August
Flower Color
Blue Shades, Purple Shades
Leaf Color
Green Shades
Aggressiveness
No City Data
Design Considerations
Showy Flowers
Other Considerations
No City Data
Duration
Perennial
Soil Type
Variable
Pests/Disease Prone
No
Hazards/Toxic
No City Data.

Notes

This species is an important larval food host for four specialist butterflies and adult food host for ten bee, eight bumblebee and one specialist butterfly species.