fallopia convolvulus, scleranthus annuus, apera spica-venti, arnoseris minima, centaurea cyanus, draba verna, holcus mollis, raphanus raphanistrum, rumex acetosella, setaria viridis, teesdalia nudicaulis, vicia hirsuta, viola tricolor, chenopodium album, ornithopus perpusillus, spergula arvensis