ceratodon purpureus, apera spica-venti, equisetum arvense, spergula arvensis, veronica hederifolia, anthoxanthum aristatum, arnoseris minima, erodium cicutarium, fallopia convolvulus, setaria viridis, vicia hirsuta, vicia sativa, centaurea cyanus, chenopodium album, digitaria ischaemum, erysimum cheiri, galeopsis tetrahit, hypochaeris glabra, persicaria lapathifolia, scleranthus annuus, vicia tetrasperma, viola arvensis