melilotus albus, echium vulgare, carduus acanthoides, oenothera biennis, achillea millefolium, artemisia vulgaris, centaurea jacea, dactylis glomerata, daucus carota, erigeron canadensis, galium album, plantago lanceolata, cichorium intybus, lolium perenne, melilotus officinalis, poa compressa, trifolium repens, verbascum thapsus