elymus repens, poa pratensis, ambrosia artemisiifolia, erigeron canadensis, melilotus officinalis, poa compressa, achillea nobilis, artemisia absinthium, artemisia scoparia, artemisia vulgaris, chenopodium album, cichorium intybus, echium vulgare, euphorbia esula, odontites vulgaris, plantago lanceolata, reseda luteola, trifolium arvense, verbascum lychnitis