lactuca serriola, setaria viridis, chenopodium album, erigeron canadensis, amaranthus retroflexus, atriplex tatarica, cirsium arvense, setaria pumila, setaria verticillata, armoracia rusticana, carduus acanthoides, chenopodium vulvaria, cichorium intybus, convolvulus arvensis, echinochloa crus-galli, eragrostis minor, phragmites australis