Hosta Very large oval blue-green leaves, up to 16" long and 12" wide! Pale lavender flowers bloom midsummer. Foliage develops best blue color in light shade. Z3.
Hosta 18" tall and 36" wide. Rounded heavily corrugated blue leaves with wide chartreuse margins. White flowers smoked with lavender. Holds its margin color well through the season. Z3.
Pulmonaria 9-12" tall and eventually up to 2' wide. Periwinkle-blue buds open to pink flowers in spring. Large slate-green leaves with silver-white splotches. Woodland plant. Z3.