polygonum aviculare, amaranthus albus, arctium lappa, bromus hordeaceus, chenopodium album, cirsium arvense, crepis setosa, echinochloa crus-galli, elymus repens, erigeron canadensis, lactuca saligna, lolium perenne, matricaria chamomilla, matricaria discoidea, medicago lupulina, plantago major, poa annua, sclerochloa dura, scorzonera laciniata, solanum nigrum, sonchus oleraceus, stellaria media, torilis japonica