apera spica-venti, veronica hederifolia, cirsium arvense, tripleurospermum inodorum, aphanes arvensis, arabidopsis thaliana, centaurea cyanus, fallopia convolvulus, lamium amplexicaule, poa annua, stellaria media, viola arvensis, capsella bursa-pastoris, chenopodium album, draba verna, myosotis stricta, papaver rhoeas, veronica arvensis