hordeum vulgare, apera spica-venti, artemisia vulgaris, convolvulus arvensis, elymus repens, geranium columbinum, matricaria discoidea, poa annua, polygonum aviculare, thlaspi arvense, chenopodium album, euphorbia helioscopia, lysimachia arvensis, myosotis arvensis, papaver rhoeas, pastinaca sativa, sinapis arvensis, tripleurospermum inodorum, veronica persica, viola arvensis