'Nikko Blue' sports consistent blue flowers in various soils with pink flowers joining the blue in neutral soil.
Enjoy a wealth of attractive, deep blue, globe-shaped flowerheads all summer with 'Nikko Blue'! This is the most reliable of the blue-flowered selections, with exceptionally large blooms that are consistently truer blue in a wide range of soils. Most striking color is achieved in acid earth. In neutral soil, both pink and blue flowers appear.
Hydrangeas are among the showiest of summer-flowering woody plants. Shade tolerant, they grow well under trees or on the shady side of a building. Plant singly as focal points or mass together for stunning borders. Forms of H. macrophylla are also splendid for coastal plantings. Dry heads for beautiful arrangements.
'Nikko Blue' reaches a mature height of 6 feet tall in just 3 to 4 years. Zones 5 (with protection) -9.