amaranthus retroflexus, chenopodium album, convolvulus arvensis, lepidium draba, portulaca oleracea, eragrostis minor, setaria viridis, stellaria media, ambrosia artemisiifolia, artemisia vulgaris, capsella bursa-pastoris, cirsium arvense, crepis tectorum, cynodon dactylon, daucus carota, digitaria sanguinalis, echinochloa crus-galli, erigeron canadensis, erodium cicutarium, galinsoga parviflora, geranium pusillum, hibiscus trionum, lolium perenne, orobanche cernua, papaver rhoeas, polygonum aviculare, setaria pumila, silene latifolia, tripleurospermum inodorum, veronica persica, viola arvensis