centaurea cyanus, tripleurospermum inodorum, triticum aestivum, elymus repens, poa trivialis, trifolium hybridum, trifolium pratense, apera spica-venti, capsella bursa-pastoris, fallopia convolvulus, galinsoga parviflora, geranium pusillum, gnaphalium uliginosum, matricaria discoidea, persicaria hydropiper, phleum pratense, plantago major, sonchus asper, thlaspi arvense, trifolium repens, veronica persica, vicia hirsuta, vicia tetrasperma, viola arvensis, galinsoga quadriradiata, juncus bufonius, rumex crispus, sonchus oleraceus, veronica arvensis