convolvulus arvensis, phragmites australis, cirsium arvense, equisetum arvense, rubus caesius, setaria pumila, aristolochia clematitis, armoracia macrocarpa, chenopodium album, digitaria ischaemum, echinochloa crus-galli, erigeron canadensis, persicaria amphibia, sonchus arvensis, tripleurospermum inodorum