secale cereale, veronica triphyllos, allium vineale, gagea pratensis, apera spica-venti, aphanes arvensis, buglossoides arvensis, centaurea cyanus, erigeron canadensis, fallopia convolvulus, holosteum umbellatum, myosotis stricta, roemeria argemone, rumex acetosella, setaria pumila, trifolium arvense, veronica hederifolia, vicia sativa