sisymbrium loeselii, erigeron canadensis, geranium pusillum, melilotus albus, artemisia vulgaris, atriplex patula, capsella bursa-pastoris, chenopodium album, cichorium intybus, cirsium arvense, descurainia sophia, lepidium ruderale, plantago lanceolata, poa annua, poa pratensis, sisymbrium altissimum, sisymbrium officinale, stellaria media, urtica dioica