amaranthus retroflexus, artemisia vulgaris, chenopodium album, artemisia absinthium, atriplex patula, chenopodiastrum hybridum, cirsium arvense, elymus repens, erigeron canadensis, erysimum cheiranthoides, fallopia convolvulus, galinsoga parviflora, lepidium ruderale, oxybasis glauca, plantago major, polygonum aviculare, setaria pumila, setaria viridis, sisymbrium officinale, solanum nigrum, tripleurospermum inodorum, urtica urens