tussilago farfara, artemisia vulgaris, elymus repens, lepidium draba, lolium perenne, melilotus albus, agrostis stolonifera, atriplex sagittata, chenopodium album, cirsium arvense, dactylis glomerata, daucus carota, echium vulgare, equisetum arvense, erigeron canadensis, erysimum cheiranthoides, lactuca serriola, rumex crispus, setaria viridis, stachys annua, tripleurospermum inodorum