ambrosia artemisiifolia, atriplex tatarica, chenopodium album, cyclachaena xanthiifolia, elymus repens, hordeum murinum, lactuca serriola, onopordum acanthium, plantago lanceolata, capsella bursa-pastoris, erigeron canadensis, grindelia squarrosa, melilotus albus, phragmites australis, polygonum aviculare, saponaria officinalis