panicum capillare, amaranthus albus, amaranthus blitoides, amaranthus crispus, amaranthus hybridus, atriplex oblongifolia, atriplex patula, atriplex tatarica, chenopodiastrum murale, chenopodium album, cynodon dactylon, digitaria sanguinalis, elymus repens, eragrostis minor, erigeron canadensis, fallopia convolvulus, hordeum murinum, polygonum aviculare, portulaca oleracea, setaria pumila, setaria verticillata, sisymbrium officinale