apera spica-venti, chenopodium album, veronica arvensis, capsella bursa-pastoris, centaurea cyanus, cerastium holosteoides, elymus repens, fallopia convolvulus, geranium pusillum, persicaria lapathifolia, persicaria maculosa, poa annua, rumex acetosella, spergula arvensis, veronica agrestis, vicia sativa, viola arvensis