erigeron canadensis, lactuca serriola, amaranthus retroflexus, aristolochia clematitis, capsella bursa-pastoris, chenopodium album, cirsium arvense, convolvulus arvensis, daucus carota, elymus repens, fallopia convolvulus, galinsoga parviflora, linaria vulgaris, lolium perenne, polygonum aviculare, reseda lutea, setaria pumila, setaria viridis, sonchus oleraceus, trifolium arvense, veronica polita, xanthium orientale