centaurea cyanus, equisetum arvense, poa annua, tripleurospermum inodorum, tussilago farfara, apera spica-venti, fallopia convolvulus, galeopsis tetrahit, gnaphalium uliginosum, juncus bufonius, mentha arvensis, myosotis arvensis, papaver dubium, stachys palustris, stellaria media, veronica hederifolia, vicia hirsuta, viola arvensis, aphanes arvensis, artemisia vulgaris, cirsium arvense, lycopsis arvensis, matricaria chamomilla, papaver rhoeas, thlaspi arvense, vicia sativa