erigeron canadensis, fallopia convolvulus, rumex acetosella, viola arvensis, anthemis arvensis, apera spica-venti, arabidopsis thaliana, draba verna, elymus repens, helichrysum arenarium, myosotis arvensis, senecio sylvaticus, senecio vernalis, setaria viridis, veronica verna, artemisia vulgaris, cirsium vulgare, crepis tectorum, jacobaea vulgaris, papaver dubium