Nantucket Blue Bigleaf Hydrangea (Hydrangea macrophylla 'GRENAN')Nantucket Blue Bigleaf Hydrangea (Hydrangea macrophylla 'GRENAN') is a deciduous flowering shrub known for its large mophead flower clusters that feature vibrant blue blooms from early summer through fall. This cultivar delivers a striking and long-lasting floral display that brightens gardens and landscapes.Distinctive Features'Nantucket Blue' produces abundant rounded flower clusters with vivid blue petals, the intensity of which depends on soil acidity. The glossy dark green foliage provides a lush backdrop, enhancing the brilliance of the blooms throughout the growing season.Growing Conditions Sun Exposure: Partial shade to full shade; prefers morning sun and afternoon shade Soil: Moist, well-drained, acidic soils rich in organic matter; acidic soil enhances blue flower color Water: Moderate; consistent moisture promotes healthy growth and abundant flowering USDA Hardiness Zones: 5 to 9 Ideal Uses Mixed Borders: Adds vibrant color and texture throughout the garden Foundation Plantings: Provides striking floral interest near buildings Cut Flowers: Suitable for arrangements with long-lasting blooms Specimen Planting: Creates a bold focal point in landscapes Shade Gardens: Thrives in partial shade environments Low Maintenance Care Watering: Maintain even moisture, especially during dry spells Pruning: Prune after flowering to encourage new blooms Fertilizing: Apply balanced fertilizer in early spring and mid-summer if needed Mulching: Mulch to conserve moisture and suppress weeds Protection: Plant in sheltered locations to avoid wind damage Why Choose Nantucket Blue Bigleaf Hydrangea? Vibrant Blue Flowers: Provides a striking and long-lasting summer floral display Glossy Foliage: Offers a lush green backdrop to blooms Shade Tolerant: Performs well in partial shade Long Blooming Period: Flowers from early summer through fall Pollinator Friendly: Attracts bees and butterflies Hydrangea macrophylla 'GRENAN' is a classic shrub that enhances gardens with its vibrant blooms and lush foliage.