Annabelle Hydrangea (Hydrangea arborescens 'Annabelle') is a beloved flowering shrub known for its enormous, snowball-like clusters of white blooms that appear from early to mid-summer and often last into fall. The flowers, which can reach up to 12 inches across, emerge lime green, mature to a bright white, and then fade to soft green or tan as the season progresses. With its lush, rounded shape and dramatic blooms, Annabelle makes a striking statement in borders, foundation plantings, or mass plantings. It typically grows 3 to 5 feet tall and wide, and its flowers are especially stunning in both fresh and dried floral arrangements.
One of the key advantages of Annabelle Hydrangea is its reliability. It blooms on new wood, meaning it produces flowers even after harsh winters or aggressive pruning—an ideal trait for colder climates. Hardy in USDA Zones 3 to 9, it thrives in partial shade but can tolerate full sun with adequate moisture. While the large flower heads can occasionally droop after heavy rain, newer cultivars have been bred for stronger stems to better support the weight. Easy to care for and consistently showy, Annabelle is a timeless choice for gardeners seeking elegance and impact with minimal effort.
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