stellaria media, elymus repens, tripleurospermum inodorum, apera spica-venti, fallopia convolvulus, galium aparine, poa annua, veronica hederifolia, veronica persica, viola arvensis, arabidopsis thaliana, centaurea cyanus, chenopodium album, lamium amplexicaule, myosotis stricta, tussilago farfara, veronica polita