convolvulus arvensis, sinapis arvensis, thlaspi arvense, vicia sativa, viola tricolor, achillea millefolium, agrostemma githago, capsella bursa-pastoris, centaurea cyanus, cirsium arvense, fallopia convolvulus, galeopsis speciosa, lathyrus pratensis, melilotus officinalis, persicaria maculosa, ranunculus sardous, rumex acetosella, silene vulgaris, sonchus arvensis, vicia tetrasperma