corispermum intermedium, chenopodium album, crepis capillaris, diplotaxis tenuifolia, erigeron canadensis, sisymbrium altissimum, artemisia vulgaris, cirsium arvense, elymus repens, erodium cicutarium, lolium perenne, phalaris arundinacea, echium vulgare, lactuca serriola, oenothera biennis, sonchus asper