Polygonatum are rhizomatous herbaceous perennials with erect or arching stems bearing glossy, elliptic leaves and pendent, tubular or bell-shaped flowers, sometimes followed by black or red berries
'Flore Pleno' is an herbaceous perennial with spreading rhizomes and arching, angled stems to 75cm tall, with ovate leaves and solitary or paired, double, cream flowers, tipped with green, in the leaf axils in late spring and early summer