cirsium vulgare, amaranthus retroflexus, atriplex tatarica, capsella bursa-pastoris, chenopodium album, cirsium arvense, convolvulus arvensis, crepis setosa, echinochloa crus-galli, erigeron canadensis, lappula squarrosa, lepidium draba, oxybasis urbica, polygonum aviculare, urtica dioica, verbena officinalis