Oenothera biennis (Evening Primrose) Seed Packet

Evening Primrose Description:

Oenothera biennis, commonly known as Common Evening Primrose, is a native North American wildflower species that belongs to the Onagraceae family. Evening primrose is a biennial, which means it will grow vegetatively during its first year, and will re-seed before completely its life cycle in the second year. This wildflower produces a soft yellow flower at the tip of its stem between July and October, and can be found growing in mostly sunny areas with dry soil conditions, like roadsides and cliffs.

Native Range:

Oenothera biennis is found throughout the continental United States and into Canada.

Standard Plant Information:

Plant Height: 2 - 6 feet

Bloom Season: July - October

Preferred Habitat: Full sun to part sun. Often found in roadsides, railroads, woodland edges, and stream banks.

Stratification: ADG