apera spica-venti, aphanes arvensis, arabidopsis thaliana, capsella bursa-pastoris, centaurea cyanus, chenopodium album, equisetum arvense, fallopia convolvulus, gnaphalium uliginosum, juncus bufonius, lycopsis arvensis, myosotis arvensis, persicaria maculosa, poa annua, rumex acetosella, sagina procumbens, scleranthus annuus, spergula arvensis, stellaria media, trifolium repens, vicia hirsuta, vicia sativa, viola arvensis, artemisia vulgaris, crepis tectorum, matricaria chamomilla, melilotus albus