artemisia absinthium, cirsium arvense, lolium perenne, tanacetum vulgare, tussilago farfara, achillea millefolium, arctium tomentosum, artemisia campestris, daucus carota, elymus repens, lotus corniculatus, medicago lupulina, melilotus albus, rumex crispus, trifolium repens, crepis tectorum, equisetum arvense, tripleurospermum inodorum, xanthium strumarium