galinsoga parviflora, stellaria media, senecio vulgaris, capsella bursa-pastoris, lamium amplexicaule, poa annua, artemisia vulgaris, atriplex patula, chenopodium album, elymus repens, equisetum arvense, erodium cicutarium, erysimum cheiranthoides, geranium pusillum, papaver rhoeas, thlaspi arvense, urtica urens