What is Polygonum weyrichii?
Polygonum weyrichii, a perennial plant native to Japan, Kamchatka, the Kuril Islands, and Sakhalin, thrives in moist conditions and prefers light to partial shade. Polygonum weyrichii (Latin: Polygonum weyrichii, family Polygonaceae) is a medicinal plant catalogued in PlantSage.
