malva neglecta, urtica urens, amaranthus blitoides, amaranthus crispus, amaranthus deflexus, atriplex tatarica, capsella bursa-pastoris, convolvulus arvensis, cynodon dactylon, digitaria sanguinalis, eragrostis minor, hordeum murinum, lamium amplexicaule, lepidium draba, lolium perenne, matricaria chamomilla, matricaria discoidea, poa annua, polygonum aviculare, setaria pumila, thlaspi arvense, xanthium spinosum