artemisia vulgaris, medicago lupulina, achillea millefolium, carduus acanthoides, chenopodium album, cirsium arvense, elymus repens, erigeron canadensis, onopordum acanthium, poa compressa, tripleurospermum inodorum, agrostis stolonifera, lolium perenne, lotus corniculatus, melilotus officinalis, picris hieracioides, plantago major, poa pratensis, amaranthus retroflexus, arctium lappa, atriplex sagittata, ballota nigra, berteroa incana, capsella bursa-pastoris, cichorium intybus, cirsium vulgare, daucus carota, descurainia sophia, dipsacus fullonum, epilobium tetragonum, hyoscyamus niger, lepidium draba, oenothera biennis, papaver rhoeas, poa annua, reseda lutea, setaria verticillata, silene latifolia, sisymbrium officinale, sonchus oleraceus, stellaria media, tussilago farfara, urtica urens