erigeron canadensis, bromus arvensis, cirsium arvense, amaranthus retroflexus, bromus sterilis, capsella bursa-pastoris, cerastium glomeratum, chenopodium album, epilobium lamyi, lactuca serriola, polygonum aviculare, tanacetum vulgare, artemisia vulgaris, bromus secalinus, daucus carota, lolium perenne