— Short, snippet-friendly answers to the most-asked questions about Watercress (Nasturtium officinale). For the full profile with citations, open the main page.
Watercress (Nasturtium officinale) is a perennial herb native to Europe and Asia, with a widespread distribution that includes regions such as Afghanistan, Albania, Algeria, and parts of Africa and the Middle East. Watercress (Latin: Nasturtium officinale) is a medicinal plant catalogued in PlantSage.
Watercress is most often used to support digestion. Each claim is rated by evidence strength - see the full profile for citations.
Watercress 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.
Watercress is a member native to AFG, ALB, ALG, AUT, AZO, and BAL. Watercress thrives in wet conditions and prefers light to heavy soils with a pH between 6.4 and 8.
Watercress grows best in USDA zone 3-11, 7/10 light, wet, water water, and perennial life cycle. Detailed sowing, propagation, and care notes are on the full profile.
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