digitaria sanguinalis, hibiscus trionum, cirsium arvense, setaria pumila, solanum nigrum, agrostis stolonifera, aristolochia clematitis, setaria viridis, sinapis arvensis, amaranthus retroflexus, carex spicata, chenopodium album, convolvulus arvensis, fallopia convolvulus, leontodon hispidus, poa compressa, ranunculus repens, rumex obtusifolius, sonchus oleraceus, trifolium pratense, erodium ciconium