melilotus albus, erigeron annuus, poa trivialis, equisetum arvense, poa compressa, poa nemoralis, artemisia vulgaris, cirsium arvense, holcus lanatus, ranunculus repens, trifolium hybridum, tussilago farfara, vicia cracca, achillea millefolium, argentina anserina, daucus carota, elymus repens, populus canadensis, salix alba, solidago canadensis, tanacetum vulgare, trifolium pratense, hypericum perforatum, pastinaca sativa, prunella vulgaris, rumex crispus, trifolium repens