Trailing Knotweed (Persicaria Prostrata) is a perennial herb in the Polygonaceae family with easy care difficulty. It requires moderate watering and full sun or partial shade light in USDA hardiness zones 8-11. This plant is safe for cats and dogs.

Persicaria prostrata is a decumbent herbaceous plant often found in heavy soils, sandy or rocky banks of watercourses, tolerating waterlogging, and growing in full sun to semi-shade.