— Short, snippet-friendly answers to the most-asked questions about Orixa japonica (Orixa japonica). For the full profile with citations, open the main page.
Orixa japonica, commonly known as Japanese water plantain, is a perennial herb native to the moist soils of China North-Central, South-Central, and Southeast, as well as Japan and Korea. Orixa japonica (Latin: Orixa japonica) is an edible plant catalogued in PlantSage.
Orixa japonica is generally regarded as safe for culinary use when correctly identified and prepared. Avoid wild specimens from polluted ground and confirm species before harvest.
Orixa japonica is a member native to CHN, CHC, CHS, JAP, and KOR. Orixa japonica thrives in full sun to partial shade and prefers moist soil that can be light (sandy), medium, or heavy (clay).
Orixa japonica grows best in USDA zone 5-9, full sun, partial sun/shade, full shade light, and dry, moist water. Detailed sowing, propagation, and care notes are on the full profile.
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