melilotus albus, echium vulgare, festuca rubra, convolvulus arvensis, achillea collina, anchusa officinalis, artemisia vulgaris, berteroa incana, cirsium arvense, dactylis glomerata, equisetum arvense, erigeron canadensis, geranium pratense, linaria vulgaris, medicago lupulina, oenothera biennis, plantago lanceolata, poa compressa, polygonum aviculare, rubus caesius, tripleurospermum inodorum, tussilago farfara