Formerly knows as Oenothera hookeri. Hooker's evening primrose is a biennial that requires moderate watering and full sunlight to partial shade. Its yellow flowers bloom June to September along open slopes, roadsides, moist lowlands, and streams from valleys to mid-montane. It can grow quite tall, reaching heights up to four feet tall.
Scientific Name: Oenothera elata
Each wildflower seed packet contains approximately 100 seeds.