Hydrangea arborescens ‘Annabelle’ – Spectacular White Mophead Blooms with a Graceful Rounded Shape
Hydrangea arborescens ‘Annabelle’ is a beloved deciduous shrub celebrated for its enormous, creamy white flower heads that appear from mid to late summer, creating a spectacular display of pure, soft colour. The mophead blooms can reach impressive sizes, sometimes up to 30cm across, forming eye-catching clusters that brighten any garden.
Growing to around 1.5–2.5 metres tall and wide, ‘Annabelle’ develops a broad, rounded habit with large, dark green leaves that provide a lush backdrop to the striking flowers. Its sturdy stems help support the heavy blooms, reducing the need for staking.
This hydrangea is popular for its ease of care and versatility, thriving in both sun and partial shade, and adapting well to a variety of soil types. It’s ideal for mixed borders, cottage gardens, and woodland edges, where it adds volume, texture, and long-lasting summer interest.
Why Choose Hydrangea arborescens ‘Annabelle’?
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Massive Pure White Flowers – Large mophead clusters provide bold, elegant impact.
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Rounded, Compact Habit – Ideal for borders, beds, and cottage gardens.
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Long Blooming Period – Flowers from mid to late summer.
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Low Maintenance – Easy to grow with minimal support needed.
Planting & Care Guide
Position: Performs well in full sun to partial shade; afternoon shade helps in hotter climates.
Soil: Prefers moist, well-drained soil rich in organic matter.
Watering: Regular watering essential, especially in dry spells.
Feeding: Apply balanced fertiliser in early spring to support healthy growth and abundant flowering.
Pruning: Prune hard in late winter or early spring to encourage strong stems and larger flowers.
Design & Planting Ideas
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Use as a show-stopping feature in mixed borders or cottage gardens.
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Combine with ferns, hostas, or shade-loving perennials for a lush woodland effect.
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Plant in groups for a dramatic mass of white flowers.
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Perfect for cut flowers to bring summer charm indoors.