convolvulus arvensis, erigeron canadensis, medicago lupulina, viola arvensis, aethusa cynapium, centaurea scabiosa, daucus carota, geranium pusillum, geranium pyrenaicum, lapsana communis, lycopsis arvensis, odontites vernus, silene latifolia, sinapis arvensis, sonchus arvensis, sonchus asper, sonchus oleraceus