digitaria sanguinalis, amaranthus hybridus, chenopodium album, galinsoga parviflora, echinochloa crus-galli, eragrostis cilianensis, amaranthus retroflexus, ambrosia artemisiifolia, capsella bursa-pastoris, chenopodiastrum hybridum, geranium pusillum, mercurialis annua, polygonum aviculare, portulaca oleracea, robinia pseudoacacia, setaria pumila, setaria viridis, stellaria media, vicia villosa