secale cereale, centaurea cyanus, galeopsis segetum, scleranthus annuus, spergula arvensis, apera spica-venti, fallopia convolvulus, rumex acetosella, anthemis arvensis, arnoseris minima, capsella bursa-pastoris, chenopodium album, crepis tectorum, elymus repens, erodium cicutarium, polygonum aviculare, senecio vulgaris, vicia hirsuta, vicia sativa, viola arvensis