triticum aestivum, apera spica-venti, tripleurospermum inodorum, polygonum aviculare, cirsium arvense, elymus repens, gnaphalium uliginosum, lolium perenne, myosotis arvensis, papaver rhoeas, poa annua, poa pratensis, secale cereale, sonchus arvensis, stellaria media, thlaspi arvense, trifolium repens, veronica arvensis, vicia tetrasperma, viola arvensis