amaranthus retroflexus, chenopodium album, galinsoga parviflora, mercurialis annua, amaranthus powellii, chaenorhinum minus, cirsium arvense, equisetum arvense, erigeron canadensis, fallopia convolvulus, lapsana communis, lysimachia arvensis, papaver rhoeas, senecio vulgaris, setaria viridis, solanum nigrum, sonchus asper, veronica persica, viola arvensis, convolvulus arvensis, oxalis stricta, sinapis arvensis