apera spica-venti, matricaria chamomilla, vicia hirsuta, aphanes arvensis, capsella bursa-pastoris, centaurea cyanus, juncus bufonius, poa annua, spergula arvensis, viola tricolor, erigeron canadensis, fallopia convolvulus, gnaphalium uliginosum, holcus lanatus, pilosella officinarum, plantago uliginosa, polygonum aviculare, sonchus arvensis, stellaria media, trifolium pratense, veronica arvensis, vicia sativa