Culinary uses

Flavor · Pairings

Persicaria capitata, the pink-headed persicaria, pinkhead smartweed, pink knotweed, Japanese knotweed, or pink bubble persicaria, is an Asian species of plants in the genus Persicaria within the Polygonaceae family. It is native to Asia and grown as an ornamental in other countries. It has become naturalized in Australia, South Africa and a few scattered locations in the Americas.

Medicinal uses

T Traditional Use

Not medical advice

Authoritative scientific evidence is not available for this herb. The information below reflects traditional or ethnobotanical uses documented in public sources. Do not use as a substitute for professional medical advice, diagnosis, or treatment. Consult a qualified healthcare provider before use — especially if you are pregnant, nursing, or taking medication.

No structured medicinal summary is currently available for this herb in our public-source corpus. Traditional uses, if documented, would be referenced here in a future update.