Oenothera biennis


Common Name: evening primrose
Plant Type:Herbaceous
Light (original): sun
Light Requirements: Sun
Height:2 to 6 feet
Duration:Biennial
Habitat:Prairie
Soil Type:mesic to dry
Soil Moisture:Dry, Mesic
Flower Colour:yellow
Bloom Time:summer
Germination:Seed will germinate within 4 weeks if sown at 70°F
Picture Copyright: W.L. Wagner @ USDA-NRCS PLANTS Database