arabidopsis thaliana, matricaria chamomilla, scleranthus annuus, atriplex patula, centaurea cyanus, chenopodium album, fallopia convolvulus, gnaphalium uliginosum, juncus bufonius, lycopsis arvensis, lysimachia arvensis, persicaria lapathifolia, poa annua, raphanus raphanistrum, sinapis arvensis, spergula arvensis, stellaria media, thlaspi arvense, elymus repens, plantago uliginosa, sagina procumbens