Family:  Buckwheat (Polygonaceae)

Hardy to Zones 3 to 9

Herbaceous perennial native to Yunnan Province of Western China and also found in Tibet, this is a high altitude medicinal rhubarb that is an alternative source of Da-huang. Leaves lime green, stems red. The plant is tolerant of clay soils and prefers a full sun position with moist, fertile, poorly drained soil.  Space 2 feet apart.

potted plant, certified organically grown