apera spica-venti, centaurea cyanus, gnaphalium uliginosum, sagina procumbens, viola arvensis, capsella bursa-pastoris, chenopodium album, equisetum arvense, fallopia convolvulus, mentha arvensis, myosotis arvensis, odontites vulgaris, rumex acetosella, spergula arvensis, vicia hirsuta, sonchus arvensis, trifolium pratense