— Short, snippet-friendly answers to the most-asked questions about Oenothera odorata (Oenothera odorata). For the full profile with citations, open the main page.
Oenothera odorata, commonly known as Argentine evening primrose, is a perennial plant native to the southern regions of Argentina and Chile, including the northeastern, northwestern, and southern parts of Argentina, as well as the southern region of Chile. Oenothera odorata (Latin: Oenothera odorata, family Asteraeaceae) is a medicinal plant catalogued in PlantSage.
Oenothera odorata is most often used to support better sleep. Each claim is rated by evidence strength - see the full profile for citations.
Oenothera odorata is generally considered safe when used at traditional doses. Always consult a clinician before using any herbal preparation — especially during pregnancy, breastfeeding, while on medication, or for children.
Oenothera odorata is a member of the Asteraeaceae family native to AGE, AGW, AGS, and CLS. Oenothera odorata thrives in full sun and prefers well-drained soil that is light (sandy) or medium.
Oenothera odorata grows best in USDA zone 4-8, full sun light, dry, moist water, and perennial life cycle. Detailed sowing, propagation, and care notes are on the full profile.
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