amaranthus retroflexus, cirsium arvense, aethusa cynapium, fallopia convolvulus, setaria viridis, amaranthus powellii, chenopodium album, convolvulus arvensis, echinochloa crus-galli, erigeron canadensis, setaria pumila, thlaspi arvense, atriplex patula, galinsoga parviflora, galinsoga quadriradiata, galium spurium, lysimachia arvensis, silene noctiflora, stellaria media, veronica polita, geranium pusillum, medicago lupulina, sonchus asper