'Big Daddy' is a large, blue-leaved hosta that grows in a mound to 28" tall and to 40" wide. ... It features round, thick, cupped, rugose, rich blue leaves (to 12" by 11") with mucronate tips and cordate bases. Best blue foliage color occurs in shade with some tolerance for some brief morning sun. Funnel-shaped, white to pale lavender flowers bloom in mid-summer on light blue-green scapes rising to 36" tall.