Glauca spruce 'Sanders Blue'

Picea glauc 'Sander’s Blue'

Growth Characteristics

The Glauca spruce 'Sanders Blue' is a small conifer with a distinctive blue color, primarily used for ornamental purposes. It has a slow growth rate, and mature trees reach a height of approximately 0.6 to 1.2 meters. While it prefers sunlight, it thrives in partial shade.

Propagation Methods
It is mainly propagated by grafting or cuttings. Grafting is generally performed in the spring or autumn, while cuttings are best taken in the summer. When transplanting grafted plants, scions taken from healthy mother trees should be used.

Cultivation Methods
It grows well in well-drained soil and prefers fertile soil over poor soil. Excessive watering can cause damage, so proper moisture management is necessary. Periodic watering is required during dry periods. Nutrients should be supplied using slow-release fertilizer in early spring.

Use in Gardens
As a small shrub, it is suitable for small gardens or flower beds. It blends harmoniously with other conifers, and its blue leaves serve as a unique focal point, making it useful for landscaping. It can also be planted in containers, making it well-suited for use on terraces or balconies.

Important Pests and Diseases and Control Methods
Pests and diseases mainly include fungal diseases and spider mites. To prevent fungal diseases, it is important to ensure good ventilation and avoid keeping leaves wet for extended periods. If necessary, fungicides can be used to prevent fungal diseases. Spider mites can be detected early through regular observation and controlled using insecticides. For eco-friendly control, washing with soapy water or alcohol is also helpful.

Plant Type
Plant Family	Pine family
Height	150~180cm
Spread	60~90cm
Colors	green
Bloom Period	March to August
Water Needs	commonly
Exposure	Sunny
Freezing Resistance	-40°C

black spruce
Picea mariana

Glauca spruce 'JW Daisy White'
Picea glauca var. albertiana 'J.W. Daisy's White'