artemisia vulgaris, atriplex sagittata, erysimum cheiranthoides, arctium lappa, cerastium holosteoides, cirsium vulgare, elymus repens, erigeron canadensis, holcus lanatus, lactuca serriola, lepidium ruderale, persicaria lapathifolia, poa pratensis, poa trivialis, robinia pseudoacacia, senecio viscosus, sisymbrium altissimum, verbascum thapsus, acer platanoides, agrostis capillaris, ballota nigra, bromus sterilis, melilotus albus, sonchus oleraceus, vicia tetrasperma