amaranthus retroflexus, galinsoga parviflora, chenopodium album, echinochloa crus-galli, portulaca oleracea, equisetum arvense, erodium cicutarium, erysimum cheiranthoides, setaria pumila, sonchus asper, stellaria media, amaranthus powellii, erigeron canadensis, raphanus raphanistrum, rorippa sylvestris, senecio vulgaris, setaria viridis, sonchus oleraceus, thlaspi arvense, viola arvensis, capsella bursa-pastoris, tripleurospermum inodorum