centaurea cyanus, secale cereale, buglossoides arvensis, apera spica-venti, capsella bursa-pastoris, draba verna, scleranthus annuus, veronica dillenii, veronica triphyllos, anthoxanthum aristatum, arabidopsis thaliana, bromus hordeaceus, elymus repens, erodium cicutarium, fallopia convolvulus, geranium pusillum, myosotis stricta, papaver dubium, roemeria argemone, senecio vernalis, veronica arvensis, vicia sativa, viola arvensis