bassia scoparia, panicum capillare, amaranthus blitoides, ambrosia artemisiifolia, atriplex oblongifolia, brassica elongata, brassica nigra, cannabis sativa, capsella bursa-pastoris, chenopodium album, cirsium arvense, cynodon dactylon, digitaria sanguinalis, eragrostis minor, erigeron annuus, galinsoga parviflora, gypsophila scorzonerifolia, lactuca saligna, lolium perenne, panicum dichotomiflorum, panicum miliaceum, persicaria maculosa, poa angustifolia, portulaca oleracea, setaria pumila, solanum nigrum, sonchus oleraceus, symphyotrichum ciliatum, tanacetum vulgare, torilis arvensis