secale cereale, centaurea cyanus, delphinium consolida, capsella bursa-pastoris, crepis tectorum, stellaria media, thlaspi arvense, tripleurospermum inodorum, vicia hirsuta, viola arvensis, achillea millefolium, arabidopsis thaliana, cerastium holosteoides, chenopodium album, cirsium arvense, elymus repens, equisetum arvense, erysimum cheiranthoides, fallopia convolvulus, galeopsis tetrahit, galium spurium, lamium purpureum, mentha arvensis, myosotis arvensis, poa annua, scleranthus annuus, trifolium repens, veronica arvensis