apera spica-venti, arabidopsis thaliana, capsella bursa-pastoris, poa annua, tripleurospermum inodorum, viola arvensis, lamium purpureum, stellaria media, aphanes arvensis, draba verna, lamium amplexicaule, myosotis arvensis, centaurea cyanus, crepis tectorum, geranium pusillum, myosurus minimus, veronica opaca, veronica persica