artemisia vulgaris, daucus carota, elymus repens, agrostis stolonifera, arrhenatherum elatius, dactylis glomerata, dipsacus fullonum, lepidium ruderale, poa palustris, solidago canadensis, trifolium repens, urtica dioica, cirsium vulgare, potentilla argentea, tripleurospermum inodorum