tussilago farfara, artemisia absinthium, equisetum arvense, amaranthus albus, atriplex tatarica, bidens tripartita, brachythecium campestre, bromus sterilis, capsella bursa-pastoris, chenopodium album, cirsium vulgare, daucus carota, lepidium draba, lolium perenne, medicago minima, mentha longifolia, plantago major, poa annua, polygonum aviculare, setaria pumila, solanum nigrum, sonchus arvensis