anthoxanthum aristatum, hordeum vulgare, apera spica-venti, avena fatua, tripleurospermum inodorum, setaria pumila, viola arvensis, artemisia vulgaris, bromus secalinus, centaurea cyanus, galinsoga parviflora, gnaphalium uliginosum, juncus bufonius, myosotis arvensis, oxalis stricta, papaver rhoeas, stellaria media, veronica arvensis