Details of...
Scientific Name: Picea glauca
Pronunciation: PYE-see-uh GLAW-kuh
Common Name: white spruce
Family Name: Pinaceae
Plant Type: Conifer
Key ID Features: Needles 12-20(-25) mm long, 4 sided, blue-green above with several thin lines of stomata, and blue-white below with two broad bands of stomata; female cones pendulous, slender, ovoid-cylindric, 3-6(-11) cm long x 1.5 cm wide when closed and 2.5 cm when open, scales thin and flexible, to 15 mm long, with a smoothly rounded margin; seeds black, 2-3 mm long, with a slender, pale brown wing 5-8 mm long.
Course(s): Level 3 Apprenticeship

Habit: Upright
Form: Pyramidal - narrowly, Pyramidal - widely
Texture: Fine
Mature Size:
Height:22 - 30m
Spread:4 - 5m
Growth Rate:Fast
Origin: B.C. east of Cascades, B.C. west of Cascades, Canada - central, Canada - eastern, Canada - northern, U.S. - northeast
Hardiness Rating: Zone 2: (-46 to -40 C)
Exposure: Full sun, Part sun/part shade
Soil/ Growing Medium: Acidic
Water Use: Moderate
Landscape Uses: Forestry
Additional Info: Google. See separate entries for cultivars on campus.
white spruce
Leaf Morphology: Glossary
Form: Needle-like
Arrangement: Spiraled
Texture/ Venation: Leathery
Surfaces: Glabrous
Colour in Summer: Bluish, Green
Leaf(let) Terms:
Shapes: Acicular
Apices: Acute
Bases: Truncate
Margins: Entire

Inflorescence Type: n/a (male cone)
Flower Morphology:Monoecious plant
Colour (petals): No flowers, Brown, Yellow, Pink
Flower Time at Peak: Apr, May

Fruit Type: Cone (winged seeds)
Fruit Colour: Brown
Fruiting Time:

Bark Morphology: Plated
Bark or Stem Colour: White, Grey
Organ Modifications: Ectomycorrhizae

Propagation: Seed
Pest Susceptibility: Galls, Rust, ( Drought resistant )
Specific Pests: Adelges cooleyi
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