secale cereale, centaurea cyanus, anthemis arvensis, apera spica-venti, aphanes arvensis, scleranthus annuus, stellaria media, tripleurospermum inodorum, capsella bursa-pastoris, cerastium arvense, cirsium arvense, elymus repens, fallopia convolvulus, galeopsis tetrahit, myosotis arvensis, poa annua, polygonum aviculare, rumex acetosella, trifolium repens, tussilago farfara, veronica arvensis, vicia hirsuta, vicia sativa, vicia villosa, viola arvensis