rumex obtusifolius, portulaca oleracea, stellaria media, amaranthus hybridus, amaranthus retroflexus, bromus catharticus, chenopodium album, digitaria sanguinalis, echinochloa crus-galli, rumex crispus, setaria verticillata, capsella bursa-pastoris, panicum capillare, plantago major, polygonum aviculare, sonchus asper, sonchus oleraceus