A striking pyramidal spruce with stiff, sharply pointed steel-blue needles. A premium cool-climate feature tree valued for its intense silvery-blue colour and formal symmetry.
At a glance
- Plant type: Tree
- Mature size: 12 m H × 4 m W
- Aspect: full sun
- Water: regular, moderate watering
- Frost: hardy
- Maintenance: low maintenance
- Origin: Exotic
About Colorado Blue Spruce
Botanically, Picea pungens 'Glauca' is a slow-growing tree in the Pinaceae family. It reaches around 12 m tall and 4 m wide at maturity, with evergreen and silver-grey foliage.
Where to grow Colorado Blue Spruce
Colorado Blue Spruce suits cool-temperate climates and grows best in full sun. It is frost hardy and shrugs off cold winters.
Soil & planting
Colorado Blue Spruce does best in free-draining soil. Dig in plenty of compost before planting, water in well, and mulch to keep roots cool.
Watering & feeding
Colorado Blue Spruce does best with regular, moderate watering. Refresh mulch and provide a modest balanced feed at the start of spring. Check moisture below the mulch during establishment and water thoroughly when needed rather than following a rigid schedule.
Pruning & care
Tip-prune Colorado Blue Spruce in spring to maintain a dense, shapely habit. Overall it is low maintenance.
Using Colorado Blue Spruce in the garden
Colorado Blue Spruce earns its place for a feature or specimen planting.
Companion planting & design
Combine Colorado Blue Spruce with plants that share its preference for regular, moderate watering and cool-temperate climate. Use an odd-numbered group where space allows, or repeat it at intervals through a longer bed.
Good to know
It is regarded as non-toxic and pet-safe.
Buying Colorado Blue Spruce
Plant Sale lists Colorado Blue Spruce as potted plants and advanced specimens. Current stock is confirmed manually, so register interest above before planning around a specific size.
