chenopodium album, cirsium arvense, convolvulus arvensis, cynodon dactylon, digitaria sanguinalis, eragrostis cilianensis, erigeron canadensis, hibiscus trionum, portulaca oleracea, stellaria media, amaranthus albus, capsella bursa-pastoris, datura stramonium, eragrostis pilosa, plantago lanceolata, plantago major, senecio vulgaris, setaria pumila, setaria viridis, sonchus arvensis, sorghum halepense