ambrosia artemisiifolia, artemisia vulgaris, tanacetum vulgare, achillea millefolium, arrhenatherum elatius, elymus repens, poa pratensis, artemisia absinthium, diplotaxis tenuifolia, equisetum arvense, erigeron annuus, hypericum perforatum, medicago falcata, mentha spicata, oenothera biennis, setaria viridis, solidago canadensis, vicia tetrasperma