capsella bursa-pastoris, chenopodium album, cirsium arvense, elymus repens, equisetum arvense, gnaphalium uliginosum, lamium amplexicaule, lysimachia arvensis, myosotis arvensis, papaver dubium, plantago uliginosa, poa annua, sonchus asper, stellaria media, thlaspi arvense, tripleurospermum inodorum, veronica persica, viola arvensis, arabidopsis thaliana, centaurea cyanus, galinsoga parviflora, veronica agrestis