Rough gentian
Gentiana scabra Bunge
Gentiana scabra, also known as the Japanese gentian or the Rindō Flower, is a species of flowering plant in the Gentian family (Gentianaceae), found in much of East Asia.
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Rough gentian
Rough gentian
Rough gentian
Rough gentian
Rough gentianRough gentianRough gentianOverview
Gentiana scabra, also known as the Japanese gentian or the Rindō Flower, is a species of flowering plant in the Gentian family (Gentianaceae), found in much of East Asia. The flowers bloom in mid-summer, autumn and are blue or dark blue in color.
Updated by lebachungtdh@gmail.com · 10/15/2026
Life cycle
From seed to productSeed & germination
Ripe **seed** is collected and sown fresh or stored dry; germination is best on a moist, well-drained seedbed.
Seedling & growth
Young plants gain height, branch and build a stable canopy in their first growing season.
Flowering
In season the plant opens **blue-violet bell-shaped flowers, August–November**, adding colour and nectar for insects.
Fruiting & harvest
Fruit ripens and seed is collected for propagation; **2–3-year-old roots dug in autumn–winter**.
Habitat & conservation
Gentiana scabra, also known as the Japanese gentian or the Rindō Flower, is a species of flowering plant in the Gentian family (Gentianaceae), found in much of East Asia.
Conservation
Rough gentian has not been assessed by the IUCN Red List (NE). As a medicinal plant, it benefits from sustainable collection and propagation to protect wild genetic resources.
References
- 1Wikipedia – Gentiana scabra — Wikipedia,
- 2Kew POWO – Gentiana scabra — Plants of the World Online (Kew),
- 3Wikidata – Q926053 — Wikidata,