Colorado Spruce, Blue Spruce
Piceapungens 'Glauca'

Category
Trees
Conifers

Water Requirements

Sun Exposure
Full Sun
Sun to Partial Shade

Foliage
Grown for foliage
Evergreen

Foliage Color
Bronze
Blue-Green

Height
over 40 ft. (12 m)

Spacing
12-15 ft. (3.6-4.7 m)
15-20 ft. (4.7-6 m)

Hardiness
USDA Zone 3a: to -39.9 °C (-40 °F)
USDA Zone 3b: to -37.2 °C (-35 °F)
USDA Zone 4a: to -34.4 °C (-30 °F)
USDA Zone 4b: to -31.6 °C (-25 °F)
USDA Zone 5a: to -28.8 °C (-20 °F)
USDA Zone 5b: to -26.1 °C (-15 °F)
USDA Zone 6a: to -23.3 °C (-10 °F)
USDA Zone 6b: to -20.5 °C (-5 °F)
USDA Zone 7a: to -17.7 °C (0 °F)
USDA Zone 7b: to -14.9 °C (5 °F)
USDA Zone 8a: to -12.2 °C (10 °F)
USDA Zone 8b: to -9.4 °C (15 °F)

Where to Grow

Danger

Bloom Color
Orange
Chartreuse (yellow-green)
Medium Purple

Bloom Characteristics

Bloom Size

Bloom Time

Other details

Soil pH requirements

Patent Information
Non-patented

Propagation Methods
From hardwood heel cuttings
From seed; winter sow in vented containers, coldframe or unheated greenhouse
From seed; stratify if sowing indoors
Direct sow as soon as the ground can be worked
From seed; direct sow after last frost
By grafting

Seed Collecting
Allow seedheads to dry on plants; remove and collect seeds