chenopodium album, galinsoga parviflora, echinochloa crus-galli, setaria pumila, stellaria media, amaranthus retroflexus, capsella bursa-pastoris, fallopia convolvulus, geranium pusillum, lysimachia arvensis, polygonum aviculare, tripleurospermum inodorum, cirsium arvense, convolvulus arvensis, erigeron canadensis, erodium cicutarium, medicago lupulina, persicaria lapathifolia, raphanus raphanistrum, setaria viridis, silene latifolia, viola arvensis, aethusa cynapium, amaranthus powellii, chenopodiastrum hybridum, eragrostis minor, rumex crispus, silene noctiflora, sinapis arvensis, sonchus asper, veronica persica, descurainia sophia, erysimum cheiranthoides, thlaspi arvense