digitaria ciliaris, amaranthus retroflexus, chenopodium album, convolvulus arvensis, setaria pumila, capsella bursa-pastoris, chondrilla juncea, cirsium arvense, echinochloa crus-galli, euphorbia peplus, hibiscus trionum, lipandra polysperma, portulaca oleracea, senecio vulgaris, sinapis arvensis, sorghum halepense, stachys palustris, stellaria media, xanthium strumarium