stellaria media, thlaspi arvense, tripleurospermum inodorum, veronica persica, lamium amplexicaule, apera spica-venti, elymus repens, poa annua, veronica hederifolia, aphanes arvensis, arabidopsis thaliana, capsella bursa-pastoris, viola arvensis, centaurea cyanus, euphorbia helioscopia, fallopia convolvulus, geranium pusillum, lamium purpureum, myosotis arvensis, myosurus minimus, papaver rhoeas