bassia scoparia, arrhenatherum elatius, erigeron canadensis, artemisia vulgaris, carduus acanthoides, cirsium arvense, convolvulus arvensis, crepis capillaris, elymus repens, lathyrus tuberosus, lolium perenne, achillea millefolium, amaranthus albus, amaranthus retroflexus, arctium lappa, atriplex patula, atriplex sagittata, ballota nigra, bromus sterilis, bromus tectorum, calamagrostis epigejos, chenopodium album, chenopodium suecicum, coronilla varia, crepis tectorum, daucus carota, digitaria sanguinalis, lactuca serriola, linaria vulgaris, melilotus albus, oenothera biennis, poa compressa, poa pratensis, reseda lutea, saponaria officinalis, senecio viscosus, silene vulgaris, solidago canadensis, stellaria media, tripleurospermum inodorum