chenopodium album, fallopia convolvulus, myosotis arvensis, rumex acetosella, spergula arvensis, viola tricolor, apera spica-venti, capsella bursa-pastoris, centaurea cyanus, galeopsis tetrahit, persicaria amphibia, poa annua, polygonum aviculare, scleranthus annuus, senecio vulgaris, stellaria media, viola arvensis