galinsoga parviflora, stellaria media, poa annua, sonchus oleraceus, erysimum cheiranthoides, euphorbia peplus, geranium pusillum, lamium purpureum, senecio vulgaris, urtica urens, arabidopsis thaliana, capsella bursa-pastoris, chenopodium album, elymus repens, fumaria officinalis, galinsoga quadriradiata, lamium amplexicaule, papaver rhoeas, rumex acetosella, spergula arvensis, thlaspi arvense, viola arvensis