Oenothera elata subsp. hookeri - Hooker's evening primrose

Hooker’s evening primrose (Oenothera elata subsp. hookeri, syn. Oenothera hookeri) is a biennial or perennial of dry open soils, meadows, and roadsides in northwestern North America, growing to about 0.8 m.¹ Its roots are cooked like parsnip, and its young shoots and unripe seed pods are eaten as a potherb.¹

Inputs

• Hardiness zone 6¹
• Hardiness zone 7¹
• Hardiness zone 8¹
• Hardiness zone 9¹
• Full sun¹
• Well drained soil¹
• Moist soil¹

Outputs

• Human food¹
• Medicinal use¹

Type

• Biennial
• Perennial

Dimension	At maturity
Height (m)	0.8

Footnotes

1. Oenothera elata | Plants for a Future — PFAF’s own page lists O. hookeri as a synonym; Oenothera hookeri is also treated as a synonym of Oenothera elata subsp. hookeri by Plants of the World Online. ↩ ↩² ↩³ ↩⁴ ↩⁵ ↩⁶ ↩⁷ ↩⁸ ↩⁹ ↩¹⁰ ↩¹¹