Hydrangea macrophylla 'Nikko Blue'
Nikko Blue Bigleaf Hydrangea

A deciduous shrub with large and lush, coarsely toothed foliage. Large and rounded mophead flower clusters in pink if grown in alkaline soil, or blue if grown in acidic soil, ocassionally purple.

USDA zones: 5 - 9
Sunset zones: 3b - 9, 14 - 24, H1
Mature size: 4 - 6 feet high and wide
Light needs: full sun or partial shade in hotter climates
Water needs: regular water