sinapis arvensis, convolvulus arvensis, centaurea cyanus, sonchus arvensis, agrostemma githago, anthemis arvensis, carduus acanthoides, cirsium arvense, fallopia convolvulus, vicia sativa, bromus arvensis, chenopodium album, crepis setosa, elymus repens, galeopsis speciosa, ranunculus sardous, tanacetum corymbosum, viola tricolor