equisetum arvense, aphanes arvensis, arabidopsis thaliana, centaurea cyanus, chenopodium album, cirsium arvense, crepis tectorum, elymus repens, fallopia convolvulus, gnaphalium uliginosum, juncus bufonius, lycopsis arvensis, myosotis arvensis, raphanus raphanistrum, scleranthus annuus, spergula arvensis, stellaria media, viola arvensis, galinsoga parviflora