conium maculatum, arctium tomentosum, sambucus ebulus, arctium lappa, artemisia absinthium, capsella bursa-pastoris, carduus acanthoides, cynodon dactylon, daucus carota, lamium maculatum, leonurus cardiaca, lolium perenne, nepeta cataria, plantago media, poa annua, poa compressa, polygonum aviculare, solidago canadensis, tanacetum vulgare, tripleurospermum inodorum