tripleurospermum inodorum, stellaria media, capsella bursa-pastoris, apera spica-venti, poa annua, viola arvensis, aphanes arvensis, arabidopsis thaliana, lamium amplexicaule, myosurus minimus, veronica persica, artemisia vulgaris, centaurea cyanus, draba verna, elymus repens, equisetum arvense, lamium purpureum, lycopsis arvensis, papaver rhoeas, ranunculus repens, rumex crispus, thlaspi arvense, veronica triphyllos