WoodSwatch · The Wood Ledger
White Spruce
Picea glauca
Also known as: Canadian Spruce, Skunk Spruce, Cat Spruce
Technical Spec Sheet
2026-07-14

Reference grain swatch
- Janka Hardness
- 380 lbf (1,690 N)
- Avg. Dried Weight
- 425 kg/m³ (27 lb/ft³)
- Specific Gravity
- 0.42
- Type
- Softwood
- Grain
- Usually straight
- Texture
- Fine and even
- Durability
- Non-durable; susceptible to decay
- Region
- North America
- Sustainability
- Sustainable — Sustainable - abundant across boreal North America
Overview
White Spruce is a major commercial softwood of the North American boreal forest, used extensively for pulp and construction. It is also valued for musical instrument soundboards, offering good resonance at a lower cost than Sitka or Norway spruce.
Heartwood is cream to pale yellowish-white. Sapwood is similar. Density averages 425 kg/m³ with a Janka hardness of 380 lbf. Fine, even texture with usually straight grain. Low to moderate shrinkage.
Workshop Notes
Blunting Effect
Low - soft wood
Gluing
Excellent gluing properties
Finishing
Good - takes stain and finish well
Steam Bending
Moderate - can steam bend
Scent
Mild, sometimes pungent when crushed (skunk spruce)
Assessment
Strengths
- Lightweight
- Resonant
- Easy to work
- Abundant
Weaknesses
- Low durability
- Knotty in lower grades
- Can split
Common Uses
Pulp · Construction · Soundboards · Plywood · Boxes · Crates