Spectacular lace-cap bloom has a ring of sea-blue sterile florets surrounding a large cluster of rich blue fertile flowers. Blooms in early summer on old wood. Flowers will attain best blue tint in acid soils. Attractive reddish fall foliage. Makes a wonderful accent or border shrub. Great in containers. Deciduous. Partial sun - moderate shade, prefers moist soil. Grows to be 4 to 6 ft tall and wide