American holly

Ilex opaca

The growth characteristics, propagation methods, cultivation methods, garden uses, and major pests and diseases and control methods of Ilex opaca are summarized below.

Growth Characteristics
- Appearance: It is an evergreen tree with thick, glossy leaves and sharp thorns along the edges.
- Growing Environment: It thrives in sunny, well-drained soil. It can also grow in partial shade.
- Height and Width: It grows up to 10–15 meters in height and can reach a width of 6–8 meters.

Propagation Methods
- Seed Propagation: Harvest seeds from mature fruit in the autumn, store them in a refrigerator, and sow them in the spring.
- Cuttings: Take new branches in the summer and root them.

Cultivation Methods
- Soil Preparation: Plant in well-drained soil with an acidic to neutral pH.
- Planting Season: It is advisable to plant in the spring or autumn. - Water Management: Consistent watering is required for a certain period after initial planting. Afterward, it can withstand drought to some extent.

Uses in the Garden
- Seasonal Design: As an evergreen, it maintains green leaves even in winter, adding vitality to the garden.
- Ornamental: It is frequently used for Christmas decorations, and its red berries are visually attractive.
- Hedge: Its thorny leaves make it ideal for use as a hedge.

Important Pests and Control Methods
- Pests: Pests mainly include scale insects and mites; prevention and management are possible through the periodic use of insecticides.
- Diseases: Leaf spot and root rot may occur; remove diseased parts and apply appropriate pesticides.
- Other Management: Regular pruning is necessary, and ensure good ventilation.

Based on this information, you will be able to manage American holly more effectively in your garden.

Plant Family	Holly family
Height	4.5~9m
Spread	3~6m
Colors	red
Bloom Period	March to August
Water Needs	commonly
Exposure	Sunny
Freezing Resistance	-30°C

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