Common Knotgrass - Polygonum aviculare
Favourite Photos
Species Description
Common and widespread throughout the UK. Habitat includes: disturbed places such as gardens, parks, allotments, churchyards, arable fields, wasteland, paths, roadside verges, walls, pavements, coasts, sea shores etc. Growing habit: Annual. Flowers: June to November. Other names include: Knotgrass, Prostrate Knotweed, Birdweed, Pigweed ,Lowgrass.