Riesen-Blaublatt-Funkie. Hervorragende Hintergrundsorte. Wuchs kompakt, dicht und üppig. Blätter rund, graublau ins Blaue gehend, gehämmert und leicht nach oben gewölbt.
Leaves 40 cm long by 26 cm wide; leaf cool a deep blue-green, turning deep green by late summer; leaves also broadly ovate in shape with some cupping, intense corrugation and thick substance; thick bloom on top and underside; mound 65 cm high by 170 cm wide; near-white tubular-shaped flowers from mid-June into early July on 60-80 cm scapes. Slug resistant.
'Big Daddy' has become a favorite of many gardeners. The large mound of rich blue foliage that seems to cup more than other Sieboldianas makes it an attractive background plant.