tussilago farfara, artemisia vulgaris, arctium lappa, chenopodium album, cirsium arvense, convolvulus arvensis, elymus repens, epilobium tetragonum, lapsana communis, lepidium draba, melilotus albus, melilotus officinalis, phleum pratense, tripleurospermum inodorum, medicago lupulina, pastinaca sativa, rumex crispus