Dogwood tree 'Borealis'

Lonicera caerulea 'Borealis'

The dogwood 'Borealis' is a variety of Lonicera caerulea characterized by its ability to thrive primarily in cold climates. The following describes the growth characteristics, propagation methods, cultivation techniques, garden uses, and pest and disease control methods for the 'Borealis' variety.

Growth Characteristics
- Growth Environment: 'Borealis' is resistant to cold and prefers cool, humid weather.
- Soil Requirements: It grows well in well-drained soil rich in organic matter.
- Sunlight Requirements: While a sunny location is ideal, it can also grow in partial shade.
- Height and Width: Mature trees typically grow to approximately 1.5 to 2 meters in height.

Propagation Methods
- Seeds: Seed propagation is possible, but it is not commonly used due to low germination rates.
- Cuttings: It can be easily propagated via cuttings during the summer.
- Division: New plants can be obtained through division in the spring or autumn. Cultivation Methods
- Planting: It is best to plant outdoors in late spring. Planting two or more plants promotes active cross-pollination, which increases fruit production.
- Watering: Moisture supply is crucial, so care must be taken to prevent the soil from drying out.
- Fertilization: It is recommended to use slow-release fertilizer in spring and autumn to support growth and fruiting.
- Pruning: Perform light pruning during the winter or after harvest to shape the plant and maintain branch health.

Garden Use
- Landscape Creation: Its beautiful foliage makes it suitable as a landscape plant in the garden, and its edible fruit makes it highly popular.
- Edibility and Use: The fruit has a sweet and sour taste and can be eaten fresh or used to make jam or juice.

Important Pests and Control Methods
- Diseases: Root rot and leaf blight may occur. These can be prevented through proper drainage, ventilation, and periodic pruning.
- Pests: The plant may be damaged by moths or aphids. In such cases, it is recommended to use organic pesticides or specialized insecticides. - Eco-friendly pest control: You can reduce pests by washing the undersides of the leaves with water at dawn when pests are scarce.

By considering these characteristics and management methods, you can successfully cultivate and maintain the dogwood tree 'Borealis'.

Plant Family	Honeysuckle
Height	60~90cm
Spread	60~90cm
Colors	purple
Bloom Period	March to June
Water Needs	commonly
Exposure	Sunny
Freezing Resistance	-40°C

Dogwood 'Tundra'
Lonicera caerulea 'Tundra'

Dogwood 'Blue Velvet'
Lonicera caerulea 'Blue Velvet'