echinochloa crus-galli, polygonum aviculare, amaranthus retroflexus, chenopodium album, cynodon dactylon, portulaca oleracea, setaria pumila, silene latifolia, abutilon theophrasti, arctium lappa, aristolochia clematitis, artemisia vulgaris, cichorium intybus, cirsium arvense, erigeron canadensis, matricaria chamomilla, plantago major, solanum nigrum, tripleurospermum inodorum, urtica dioica, xanthium strumarium