artemisia vulgaris, chenopodium album, oenothera biennis, arctium lappa, calamagrostis epigejos, elymus repens, achillea millefolium, agrostis stolonifera, amaranthus albus, amaranthus retroflexus, apera spica-venti, atriplex tatarica, ballota nigra, dactylis glomerata, erigeron canadensis, hordeum murinum, lactuca serriola, melilotus albus, melilotus officinalis, phleum pratense, picris hieracioides, plantago lanceolata, plantago major, poa compressa, reseda lutea, setaria verticillata, silene latifolia, sisymbrium loeselii, sisymbrium officinale, solidago canadensis, stellaria media, tripleurospermum inodorum