Persicaria tinctoria (Polygonum tinctorium)

Family: Polygonaceae | Edibility: Edible (1/5)

Polygonum tinctorium is a ANNUAL growing to 0.8 m (2ft 6in). It is frost tender. It is in flower from July to August, and the seeds ripen from September to November. The species is hermaphrodite (has both male and female organs) and is pollinated by Insects. Suitable for: light (sandy), medium (loamy) and heavy (clay) soils. Suitable pH: mildly acid, neutral and basic (mildly alkaline) soils. It cannot grow in the shade. It prefers moist soil.

Edible Parts & Harvest Seasons

Edible Parts: Nuts/Seeds, Leaves

Harvest Seasons: Fall, Late Summer

Flavor & Culinary Uses

Young plant - cooked. Seed - raw or cooked. It is rather small and fiddly to utilize. — Young plant - cooked.; Seed - raw or cooked.; It is rather small and fiddly to utilize.

Habitat & North American Range

Weed infested places. Moist valleys and along streambanks at elevations of 200 - 1000 metres in China. (Zone 4, Zone 5, Zone 6, Zone 7, Zone 8)