©Philip Precey
Common knotgrass
Despite its name, Common knotgrass is not a grass, but is actually related to the docks. It has wiry stems that grow along the ground, and is a weed of waste ground, gardens and arable fields.
Enw gwyddonol
Polygonum avicularePryd i'w gweld
May to OctoberSpecies information
Categori
Ystadegau
Height: up to 60cmCommon.