thlaspi arvense, veronica persica, stellaria media, capsella bursa-pastoris, chenopodium album, euphorbia exigua, galeopsis tetrahit, galium aparine, lapsana communis, lysimachia arvensis, papaver rhoeas, persicaria hydropiper, plantago major, poa annua, vicia tetrasperma, viola arvensis, equisetum arvense