Knowledge base
Species Library.
Source of truth.
Mechanical and botanical data for commercial timber species — properties, workability, movement, durability, and buying notes.
76
Species documented
with profile data
52
Hardwoods
European & global
24
Softwoods
commercial species
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Always
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2 species matching "Western Red Cedar"
Western Red Cedar
Thuja plicata
Softwood
Density
370 kg/m³
Durability
Class 2
T/R Ratio
2.1
Eastern Red Cedar
Juniperus virginiana
Softwood
Density
560 kg/m³
Durability
Class 2
T/R Ratio
1.5
Related tool
Wood Movement Planner
Use species movement data in the calculator — pick a species and get movement estimates for board width and moisture ranges.