atriplex sagittata, elymus repens, helianthus tuberosus, plantago major, arctium lappa, artemisia vulgaris, chelidonium majus, chenopodium album, cirsium arvense, galinsoga parviflora, lolium perenne, solanum nigrum, atriplex tatarica, ballota nigra, bromus sterilis, bromus tectorum, capsella bursa-pastoris, carduus acanthoides, convolvulus arvensis, crepis biennis, daucus carota, descurainia sophia, epilobium tetragonum, erigeron canadensis, erysimum cheiranthoides, erysimum marschallianum, euphorbia peplus, fallopia convolvulus, lactuca serriola, lepidium ruderale, lysimachia foemina, medicago lupulina, melilotus officinalis, mercurialis annua, poa pratensis, saponaria officinalis, setaria verticillata, silene latifolia, sisymbrium loeselii, tripleurospermum inodorum, viola tricolor