galega officinalis, cirsium arvense, elymus repens, odontites vernus, poa annua, aethusa cynapium, arctium tomentosum, artemisia vulgaris, bidens frondosa, ceratodon purpureus, daucus carota, echinochloa crus-galli, echinocystis lobata, erigeron canadensis, melilotus albus, oenothera biennis, oxalis stricta, persicaria maculosa, plantago major, polygonum aviculare, ranunculus repens, rudbeckia hirta, silene latifolia, solidago canadensis, tanacetum vulgare, trifolium repens, tussilago farfara, urtica dioica