secale cereale, centaurea cyanus, veronica hederifolia, myosotis stricta, roemeria argemone, aphanes arvensis, equisetum arvense, erodium cicutarium, lamium purpureum, stellaria media, vicia sativa, viola arvensis, anthemis arvensis, capsella bursa-pastoris, chenopodium album, draba verna, fallopia convolvulus, lamium amplexicaule, scleranthus annuus, veronica triphyllos