convolvulus arvensis, echinochloa crus-galli, galinsoga parviflora, amaranthus retroflexus, chenopodium album, digitaria sanguinalis, setaria pumila, arctium lappa, chenopodiastrum hybridum, cirsium arvense, erigeron canadensis, hibiscus trionum, rorippa sylvestris, rubus caesius, sinapis arvensis, solanum nigrum, verbena officinalis