American hydrangea 'Annabelle'

Hydrangea arborescens 'Annabelle'

Growth Characteristics

The American hydrangea 'Annabelle' (Hydrangea arborescens 'Annabelle') is a deciduous shrub characterized by its large, spherical white flowers, which bloom primarily in the summer. This plant grows upright and reaches a height of approximately 1 to 1.5 meters when mature. 'Annabelle' thrives in a variety of light conditions, ranging from partial shade to full sun. Additionally, it tends to grow best in moist, high-quality soil.

Propagation Methods

'Annabelle' can primarily be propagated by cuttings and division. Cuttings involve cutting new branches in early spring or summer, before the growing season begins, and applying a growth hormone to encourage rooting. Division is a method of dividing roots and planting them in a new location, usually in late winter or early spring.

Cultivation Methods

'Annabelle' grows best in well-drained soil that maintains moderate moisture. It is important to provide adequate watering, and additional watering is required during dry periods. It is recommended to apply slow-release fertilizer in the spring. Additionally, pruning every winter or early spring helps maintain the plant's shape and encourages more abundant blooms.

Uses in the GardenThe Annabelle hydrangea is an excellent ornamental plant suitable for both large-scale landscape designs and small gardens, and it is particularly notable for its beautiful summer flowers. It can add beauty by planting it in front of the gate, along a walkway, or as a standalone plant.

Important Pests and Control Methods
While the Annabelle hydrangea is relatively resistant to pests, you may still experience some issues. The most common problems are aphids, spider mites, and powdery mildew. Aphids and spider mites can be removed by keeping the plant clean through regular watering or by using soapy water. Powdery mildew can be prevented and treated by ensuring good ventilation and using appropriate fungicides when necessary.

Plant Family	Hydrangea
Height	90~150cm
Spread	120~180cm
Colors	white
Bloom Period	June to September
Water Needs	commonly
Exposure	Sunny
Freezing Resistance	-30°C

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