galinsoga parviflora, convolvulus arvensis, echinochloa crus-galli, amaranthus hybridus, chenopodium album, lipandra polysperma, setaria pumila, stellaria media, amaranthus retroflexus, ambrosia artemisiifolia, capsella bursa-pastoris, chenopodiastrum hybridum, digitaria sanguinalis, lysimachia arvensis, medicago lupulina, mercurialis annua, persicaria lapathifolia, poa annua, polygonum aviculare, portulaca oleracea, ranunculus sardous, solanum nigrum, sonchus oleraceus, trifolium repens