Photo courtesy of Plant Select®

Hartweg's sundrops
Oenothera hartwegii

Colorado

Synonyms: Calyophus hartwegii
Dimensions: Height: 4.0 in. (or less) to 1.5 ft.
Spread: 1.0 ft. to 2.0 ft.
Growth Form: Herbaceous, Subshrub
Program Association: Nature in the City, Xeriscape Incentive Program
Wildlife Uses: Pollinators/ Invertebrates
Sun Requirements: Full Sun
Water Requirements: Very Low
Plant Community: Plains
Season of Bloom: May, June, July, August, September
Flower Color: Yellow Shades
Leaf Color: Green Shades
Aggressiveness: No City Data
Design Considerations: Showy Flowers
Other Considerations: No City Data
Duration: Perennial
Soil Type: Loam, Sandy
Pests/Disease Prone: No
Hazards/Toxic: No City Data.

Notes

This species is native to the southeastern counties in Colorado.

Flowers fade to orange-pink.