chenopodiastrum murale, cynodon dactylon, amaranthus retroflexus, lolium perenne, plantago major, polygonum aviculare, capsella bursa-pastoris, chenopodium vulvaria, crepis setosa, daucus carota, erigeron canadensis, hordeum murinum, lactuca saligna, lactuca serriola, lepidium ruderale, portulaca grandiflora, rumex conglomeratus