elymus repens, melilotus officinalis, poa compressa, poa pratensis, erigeron canadensis, medicago lupulina, oenothera rubricaulis, plantago arenaria, trifolium arvense, achillea nobilis, ambrosia artemisiifolia, artemisia absinthium, artemisia scoparia, artemisia vulgaris, chenopodium album, echium vulgare, euphorbia esula, odontites vulgaris, plantago lanceolata, verbascum lychnitis