secale cereale, apera spica-venti, arnoseris minima, fallopia convolvulus, galeopsis segetum, scleranthus annuus, viola arvensis, holcus mollis, rumex acetosella, centaurea cyanus, chenopodium album, matricaria chamomilla, polygonum aviculare, senecio vulgaris, teesdalia nudicaulis, vicia sativa