brassica napus, galium aparine, stellaria media, thlaspi arvense, tripleurospermum inodorum, equisetum arvense, veronica hederifolia, veronica persica, capsella bursa-pastoris, centaurea cyanus, chenopodium album, cirsium arvense, galeopsis tetrahit, hordeum vulgare, lamium amplexicaule, lamium purpureum, myosotis arvensis, papaver rhoeas, scleranthus annuus, sinapis arvensis, triticum aestivum, viola arvensis, viola tricolor