stellaria media, tripleurospermum inodorum, aphanes arvensis, capsella bursa-pastoris, matricaria discoidea, poa annua, viola arvensis, apera spica-venti, arabidopsis thaliana, draba verna, veronica arvensis, veronica hederifolia, veronica persica, euphorbia helioscopia, fallopia convolvulus, galium aparine, lamium amplexicaule, myosotis arvensis, myosurus minimus, papaver rhoeas, roemeria argemone, thlaspi arvense, valerianella locusta