Annabelle Hydrangea Shrubs for Sale Online Annabelle Hydrangea (Hydrangea arborescens 'Annabelle') is a beloved deciduous shrub known for its large, show-stopping white flower heads that bloom from early summer to fall. Thriving in USDA Hardiness Zones 3-9, this hydrangea grows to a mature size of 3-5 feet tall and wide, making it a perfect choice for garden borders, foundation plantings, or as a standout specimen plant. The massive, rounded flower clusters can reach up to 12 inches in diameter, adding dramatic impact to any landscape. Annabelle Hydrangea is also loved for its long blooming season, offering continuous beauty throughout the summer months. In addition to its stunning blooms, Annabelle Hydrangea boasts attractive dark green foliage that serves as a perfect backdrop for the vibrant white flowers. It thrives in full sun to partial shade and prefers moist, well-drained soil, making it a versatile choice for many garden settings. While it is adaptable to a variety of soil types, keeping the soil consistently moist will result in the best flower production. Annabelle Hydrangea is also relatively low-maintenance and can tolerate a wide range of growing conditions, making it an excellent choice for both beginner and experienced gardeners. Annabelle Hydrangea is prized for its cold hardiness and ability to bloom on new wood, meaning it will flower reliably even after harsh winters. Its compact size and rounded shape make it ideal for small gardens or as part of a larger mixed border. The showy blooms are excellent for fresh-cut flowers or dried arrangements, adding versatility to this already stunning shrub. Whether you want to create a statement in your garden or add a reliable, long-blooming shrub to your landscape, Annabelle Hydrangea is a must-have for any garden enthusiast.