Far Eastern Smartweed (Persicaria Extremiorientalis) is a perennial herb in the Polygonaceae family with moderate care difficulty. It requires moderate watering and full sun or partial shade light in USDA hardiness zones 4-9. This plant is safe for cats and dogs.

Persicaria extremiorientalis is a robust herbaceous plant species in the buckwheat family, native to East Asia including Japan, China, Korea, and far eastern Russia.