amaranthus powellii, stellaria media, amaranthus retroflexus, chenopodium album, cirsium arvense, convolvulus arvensis, cynodon dactylon, digitaria sanguinalis, echinochloa crus-galli, lactuca serriola, portulaca oleracea, setaria viridis, sinapis arvensis, solanum nigrum, sonchus arvensis, xanthium strumarium