centaurea cyanus, tripleurospermum inodorum, arabidopsis thaliana, chenopodium album, crepis tectorum, elymus repens, equisetum arvense, gnaphalium uliginosum, juncus bufonius, lamium amplexicaule, lysimachia arvensis, myosotis arvensis, raphanus raphanistrum, sonchus arvensis, spergula arvensis, stellaria media, thlaspi arvense, veronica arvensis, vicia hirsuta, viola arvensis, artemisia vulgaris, cirsium arvense, lycopsis arvensis, scleranthus annuus, sinapis arvensis, sonchus asper, vicia cracca