hordeum distichon, cirsium arvense, fallopia convolvulus, lysimachia arvensis, mentha arvensis, persicaria lapathifolia, sonchus arvensis, spergula arvensis, stellaria media, tripleurospermum inodorum, alopecurus pratensis, cerastium glomeratum, galinsoga quadriradiata, gnaphalium uliginosum, matricaria chamomilla, persicaria maculosa, poa annua, poa trivialis, rumex crispus, symphytum officinale, thlaspi arvense, veronica persica, vicia tetrasperma