secale cereale, apera spica-venti, roemeria argemone, myosotis stricta, setaria pumila, anthemis arvensis, centaurea cyanus, chenopodium album, convolvulus arvensis, descurainia sophia, digitaria ischaemum, draba verna, equisetum arvense, erigeron canadensis, fallopia convolvulus, lamium amplexicaule, lamium purpureum, myosotis arvensis, scleranthus annuus, stellaria media, trifolium arvense, veronica dillenii, veronica triphyllos