convolvulus arvensis, apera spica-venti, chenopodium album, papaver rhoeas, stellaria media, tripleurospermum inodorum, delphinium consolida, elymus repens, poa annua, polygonum aviculare, viola arvensis, centaurea cyanus, cichorium intybus, cirsium arvense, euphorbia helioscopia, myosotis arvensis, veronica persica