solidago canadensis, artemisia vulgaris, achillea collina, arrhenatherum elatius, chaerophyllum aromaticum, cirsium arvense, convolvulus arvensis, elymus repens, equisetum arvense, galeopsis tetrahit, lamium album, lolium perenne, rudbeckia laciniata, senecio vulgaris, trifolium pratense, urtica dioica