centaurea cyanus, scleranthus annuus, convolvulus arvensis, fallopia convolvulus, oxalis stricta, rumex acetosa, achillea millefolium, anthemis arvensis, chenopodium album, cirsium arvense, galeopsis tetrahit, lathyrus oleraceus, lysimachia arvensis, myosotis arvensis, persicaria maculosa, polygonum aviculare, veronica arvensis, viola arvensis, gnaphalium uliginosum, ranunculus repens, vicia hirsuta, vicia sativa