tussilago farfara, arctium lappa, calamagrostis epigejos, cirsium arvense, equisetum arvense, picris hieracioides, achillea millefolium, agrostis stolonifera, artemisia absinthium, artemisia vulgaris, atriplex tatarica, avena fatua, bromus tectorum, capsella bursa-pastoris, carduus acanthoides, chenopodiastrum hybridum, cirsium vulgare, convolvulus arvensis, crepis biennis, elymus repens, epilobium tetragonum, euphorbia exigua, lactuca serriola, lolium perenne, melilotus officinalis, poa annua, saponaria officinalis, silene latifolia, silene vulgaris, sinapis arvensis, solanum nigrum, sonchus asper, stellaria media, tripleurospermum inodorum