small-headed knotweed · Overwintering

small-headed knotweed · Persicaria microcephala

Grow in well-drained or moisture retentive soil in sun or part-shade. Dense groundcover, can be invasive so needs careful siting

Watering: Moderate regular watering, avoid prolonged drought and stagnant waterloggingSunlight: Full sun · Partial shadeContact with all parts may irritate skin, the sap may cause mild stomach upset if ingested. Wear gloves and other protective equipment when handling]