— Short, snippet-friendly answers to the most-asked questions about Long Dan Cao (Gentiana scabra). For the full profile with citations, open the main page.
Long Dan Cao, scientifically known as Gentiana scabra and belonging to the Gentianaceae family, is a perennial plant native to regions including Amur, China Southeast, Chita, Japan, Khabarovsk, Korea, and Primorye. Long Dan Cao (Latin: Gentiana scabra, family Gentianaceae) is a medicinal plant catalogued in PlantSage.
Long Dan Cao is most often used to support stress & anxiety and immune support. Each claim is rated by evidence strength - see the full profile for citations.
Long Dan Cao 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.
Long Dan Cao is a member of the Gentianaceae family native to AMU, CHS, CTA, JAP, KHA, and KOR. Long Dan Cao, or Gentiana scabra, thrives in full to partial sun and prefers moist soil that can be light (sandy), medium, or heavy (clay).
Long Dan Cao grows best in USDA zone 4-8, full sun, partial sun/shade light, moist water, and perennial life cycle. Detailed sowing, propagation, and care notes are on the full profile.
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