arabidopsis thaliana, centaurea cyanus, myosotis arvensis, stellaria media, tripleurospermum inodorum, aphanes arvensis, gnaphalium uliginosum, scleranthus annuus, veronica arvensis, veronica hederifolia, vicia hirsuta, achillea millefolium, anthemis arvensis, apera spica-venti, chenopodium album, draba verna, fallopia convolvulus, lysimachia arvensis, myosotis stricta, polygonum aviculare, rumex acetosella, spergula arvensis, vicia sativa, viola arvensis, arenaria serpyllifolia, cerastium holosteoides, erysimum cheiranthoides, roemeria argemone, sonchus arvensis, veronica serpyllifolia, veronica triphyllos