Hydrangea arborescens, commonly known as smooth hydrangea, offers a stunning wide array of varieties that can transform any garden into a floral paradise. Characterized by their beautiful blooms and lush foliage, these deciduous shrubs thrive in various conditions, making them a favorite among gardeners.
Overview of Hydrangea Arborescens Varieties
Hydrangea arborescens is renowned for being a hardy and adaptable plant. It typically grows to a height of 3 to 5 feet and can spread between 4 to 6 feet, making it suitable for smaller gardens. The leaves are ovate and smooth, contributing to the plant’s overall aesthetic. Hydrangea arborescens features flower clusters, commonly referred to as “inflorescences,” that can measure up to 12 inches in diameter, providing a spectacular visual.
Types of Hydrangea Arborescens
Here are some popular varieties of hydrangea arborescens, each notable for its own unique beauty:
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Annabelle
- Description: This variety is famous for its large, white flower heads that appear in late spring to early summer. They can grow up to 12 inches in diameter.
- Height: 3-5 feet
- Soil Preference: Moist, well-drained soil
Property Details Flower Color White Flower Size Up to 12 inches Bloom Period June to August 
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Incrediball
- Description: Similar to Annabelle, Incrediball boasts large, round clusters of flowers but in a slightly deeper shade of white. The stems are sturdier, preventing them from flopping over.
- Height: 3-4 feet
- Soil Preference: Well-drained, moist soil
Property Details Flower Color White to pale green Flower Size Up to 12 inches Bloom Period Late spring to fall 
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Invincibelle Spirit II
- Description: This variety features rich pink flowers that bloom throughout the summer. The blooms age to a lovely green, giving a unique multi-colored look.
- Height: 3-4 feet
- Soil Preference: Prefers moist, well-drained soil
Property Details Flower Color Deep pink Flower Size Up to 12 inches Bloom Period June to fall 
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Bella Anna
- Description: A compact option for smaller spaces, Bella Anna produces large, vibrant pink blooms. This variety is also known for its re-blooming nature.
- Height: 2-3 feet
- Soil Preference: Well-draining, moist soil
Property Details Flower Color Bright pink Flower Size Up to 12 inches Bloom Period Summer to fall 
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Hydrangea arborescens ‘Pink Charm’
- Description: This variety is renowned for its striking pink flowers, which fade to a soft green as autumn approaches, offering a transition of color throughout the seasons.
- Height: 2-4 feet
- Soil Preference: Moist, well-draining soil
Property Details Flower Color Vivid pink Flower Size Up to 12 inches Bloom Period Late spring to fall 
Key Facts about Hydrangea Arborescens
- Native Range: Hydrangea arborescens species are indigenous to the eastern United States, where they flourish in a variety of habitats.
- Growing Conditions: These plants prefer partial shade and thrive in moist, well-drained soil. They can tolerate full sun but require more frequent watering in such conditions.
- Toxicity: All parts of the hydrangea plant are considered toxic to both humans and pets if ingested, so care should be taken around these plants.
| Feature | Details |
|---|---|
| Growth Habit | Upright, bushy |
| Foliage Color | Dark green |
| Pruning Requirements | Prune in late winter or early spring to maintain shape |
Frequently Asked Questions (FAQ)
Q1: How do I care for hydrangea arborescens?
A: Provide partial shade and ensure the soil remains moist but well-drained. Regular pruning can help maintain shape and encourage new growth.
Q2: When do hydrangea arborescens bloom?
A: Most varieties bloom from late spring to early fall, with flowers typically reaching their peak in summer.
Q3: Can I change the flower color of my hydrangea arborescens?
A: Unlike some hydrangeas, such as bigleaf (hydrangea macrophylla), the flower color of smooth hydrangeas is not significantly affected by soil pH.
Q4: Are hydrangea arborescens easy to propagate?
A: Yes, they can be propagated through cuttings taken in late spring or early summer. Ensure cuttings are placed in a moist environment until roots develop.
Q5: Are there any specific pests or diseases that affect hydrangea arborescens?
A: Common pests include aphids and spider mites. Fungal diseases can also occur, particularly in overly moist conditions. Regular inspection can help in early detection and treatment.
Conclusion
Hydrangea arborescens varieties offer both beauty and versatility, making them a valuable addition to any garden. With their lush foliage, stunning flowers, and adaptability to different conditions, these shrubs are perfect for enhancing landscapes. For more detailed information about care and varieties, visit The Spruce.
