Oenothera elata ssp. hirsutissima
Yellow Evening Primrose
Night-flowering biennial - open evenings, morning and all day if cloudy. Big, bright yellow flowers (fading to red) borne profusely on 2-5 ft. stalks. Yellow Evening Primrose is invasive, or abundant, under irrigation. Sow anytime. Zones 3-8.
Legend of Symbols
|Very Low Water