Nantucket Blue™ Hydrangea
Hydrangea macrophylla 'GRENAN'
Selected for prolific blooming, vibrant bloom color and compact growth habit, this repeat blooming Hydrangea features an abundance of summertime flower clusters until frost. Flowers are blue in acidic soil and pink in alkaline soil. This vigorous grower reaches 4 to 6 feet tall and wide.
Exposure:
Partial Shade
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Height:
4-6 ft
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Spread:
4-6 ft
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USDA Zone:
4-9
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Key Features:
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Habit:
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For new plantings
1. Dig a hole one and a half times wider than the plant's container
2. Place plant in hole, keeping the top of the root ball ground level
3. Back fill with dirt
4. Water thoroughly and then mulch around the base to conserve moisture and reduce weeds
New plantings require more frequent watering than established plants. Wind, temperature and soil are factors to consider in watering.
Feed plants in early spring and again in early fall with an all-purpose fertilizer, following label instructions.
Care Instructions
Bigleaf Hydrangeas require regular watering and well-draining soil. They thrive in partial shade with morning sun or filtered light. Pruning should take place in late summer or early fall to promote blooming the following year. Fertilizer can be applied in the spring and after the first blooming. pH levels can affect the flower color, with acidic soil producing blue flowers and alkaline soil producing pink flowers. Deadheading spent blooms can also encourage reblooming. Protect from frost and wind in colder climates by mulching around the base and covering with burlap.