beta vulgaris, polygonum aviculare, matricaria chamomilla, alopecurus myosuroides, amaranthus retroflexus, atriplex patula, capsella bursa-pastoris, chenopodium album, cirsium arvense, cynodon dactylon, digitaria sanguinalis, echinochloa crus-galli, elymus repens, helminthotheca echioides, lysimachia arvensis, medicago lupulina, papaver rhoeas, persicaria lapathifolia, plantago lanceolata, plantago major, portulaca oleracea, rumex crispus, setaria verticillata, solanum nigrum, sonchus oleraceus, sorghum halepense, verbena officinalis, veronica hederifolia, lolium perenne, poa annua, trifolium pratense