tripleurospermum inodorum, myosurus minimus, plantago uliginosa, viola arvensis, apera spica-venti, aphanes arvensis, capsella bursa-pastoris, centaurea cyanus, cerastium holosteoides, chenopodium album, cirsium arvense, gnaphalium uliginosum, lycopsis arvensis, lysimachia arvensis, matricaria chamomilla, myosotis arvensis, persicaria maculosa, poa annua, roemeria argemone, scleranthus annuus, spergula arvensis, stellaria media, veronica arvensis, vicia hirsuta, trifolium arvense, veronica serpyllifolia