brassica napus, papaver rhoeas, acer platanoides, stellaria media, tripleurospermum inodorum, apera spica-venti, myosotis arvensis, achillea millefolium, capsella bursa-pastoris, centaurea cyanus, chenopodium album, cirsium arvense, delphinium consolida, galium aparine, poa pratensis, secale cereale, silene latifolia, thlaspi arvense, triticum aestivum, veronica arvensis, viola arvensis