melilotus albus, elymus repens, artemisia vulgaris, daucus carota, solidago canadensis, achillea millefolium, berteroa incana, carex hirta, cichorium intybus, cirsium arvense, equisetum arvense, lactuca serriola, rumex acetosella, tanacetum vulgare, trifolium pratense, tripleurospermum inodorum, convolvulus arvensis, erigeron canadensis, lepidium ruderale