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Colorado Blue Spruce (picea pungens glauca)
£2.04
Striking silvery-blue evergreen foliage provides year-round colour and structure. Hardy, low-maintenance once established, drought-tolerant, suitable for exposed/windy sites, excellent specimen tree, windbreak or a very spikey Christmas tree; strong branches and good needle retention.Key growing conditions
- Best grown in full sun for strongest colour and growth
- Moist but free-draining, fertile soil; neutral to acidic pH preferred (tolerates slightly alkaline)
- Avoid heavy clay or waterlogged ground – improve drainage with grit/compost if needed
- Fully hardy across the UK
- Best time for bare root plants is during the dormant season (Nov–March)
- Container-grown: any time if soil is workable (not frozen or waterlogged)
- Dig hole twice as wide as the root ball and the same depth
- Place tree so the top of the root ball is level with surrounding soil (do not plant too deep)
- Backfill with excavated soil (mix in compost if poor), firm gently, water thoroughly
- Mulch around base (keep clear of trunk) to retain moisture and suppress weeds
- Space mature trees well apart (allow for eventual height of 10–15 m+ and spread of several metres.
- Water regularly for the first 1–2 years until established
- Feed with balanced fertiliser in spring if desired
- No regular pruning needed; remove only dead/damaged growth
- Protect young plants from severe drying winds if necessary