amaranthus retroflexus, chenopodiastrum hybridum, chenopodium album, atriplex patula, convolvulus arvensis, digitaria sanguinalis, diplotaxis muralis, echinochloa crus-galli, galinsoga parviflora, mercurialis annua, portulaca oleracea, setaria verticillata, erigeron canadensis, hibiscus trionum, matricaria discoidea