thlaspi arvense, capsella bursa-pastoris, chenopodium album, cirsium arvense, elymus repens, euphorbia helioscopia, fallopia convolvulus, gnaphalium uliginosum, lamium amplexicaule, matricaria chamomilla, plantago uliginosa, poa annua, roemeria argemone, sinapis arvensis, stellaria media, tripleurospermum inodorum, veronica persica, viola arvensis, papaver dubium