arctium lappa, elymus repens, achillea millefolium, amaranthus retroflexus, atriplex tatarica, ballota nigra, cirsium arvense, convolvulus arvensis, lamium album, melilotus officinalis, plantago major, artemisia vulgaris, atriplex oblongifolia, bromus sterilis, bromus tectorum, chenopodium album, cichorium intybus, echium vulgare, erigeron canadensis, hordeum murinum, linaria vulgaris, lolium perenne, papaver rhoeas, plantago lanceolata, poa pratensis, rumex obtusifolius, silene latifolia, solidago canadensis, tripleurospermum inodorum, tussilago farfara, urtica dioica