triticum aestivum, elymus repens, anthemis arvensis, apera spica-venti, avena sativa, centaurea cyanus, chenopodium album, cirsium arvense, juncus bufonius, persicaria maculosa, polygonum aviculare, scleranthus annuus, silene latifolia, spergula arvensis, stellaria media, trifolium repens, veronica arvensis, vicia hirsuta, vicia villosa, viola arvensis