Knotgrass (Polygonum aviculare)
Category: Industrial Weeds
Annual weed with spindle-shaped root. Leaves are elliptical or lanceolate to linear emerging from a thin stalk. Flowers summer to autumn with small, short-pedunculate, pink or greenish-white flowers. Almost all soil types.
Pistol® Controls broad-leaved weeds and grasses on soft, gravel and hard surfaces and railway ballast