secale cereale, arabidopsis thaliana, buglossoides arvensis, draba verna, holosteum umbellatum, lamium amplexicaule, myosotis stricta, papaver dubium, roemeria argemone, thlaspi arvense, veronica hederifolia, veronica triphyllos, viola arvensis, apera spica-venti, arenaria serpyllifolia, capsella bursa-pastoris, centaurea cyanus, convolvulus arvensis, daucus carota, equisetum arvense, erodium cicutarium, fallopia convolvulus, galium aparine, valerianella dentata, vicia villosa