polygonum aviculare, papaver rhoeas, matricaria discoidea, myosotis arvensis, poa annua, sonchus asper, veronica persica, euphorbia helioscopia, stellaria media, thlaspi arvense, atriplex patula, capsella bursa-pastoris, fallopia convolvulus, lysimachia arvensis, elymus repens, lapsana communis, poa trivialis