veronica hederifolia, polygonum aviculare, sonchus asper, galium aparine, lepidium draba, adonis aestivalis, ranunculus arvensis, brassica napus, cirsium arvense, daucus carota, vicia sativa, chenopodium album, fallopia convolvulus, rumex crispus, cichorium intybus, agrostemma githago, viola arvensis