secale cereale, scleranthus annuus, centaurea cyanus, roemeria argemone, senecio vernalis, stellaria media, aphanes arvensis, arabidopsis thaliana, artemisia vulgaris, cerastium arvense, cirsium arvense, galium aparine, lamium amplexicaule, lycopsis arvensis, myosotis stricta, thlaspi arvense, tripleurospermum inodorum, valerianella locusta, veronica arvensis, veronica hederifolia, vicia sativa, viola arvensis