amaranthus retroflexus, cirsium arvense, convolvulus arvensis, mercurialis annua, amaranthus blitum, chenopodium album, polygonum aviculare, senecio vulgaris, setaria viridis, sonchus asper, stellaria aquatica, trifolium repens, tripleurospermum inodorum, daucus carota, erigeron canadensis, galinsoga parviflora, papaver rhoeas, rumex crispus