
Most likely black locust; alternatives include honey locust or heavily bark-included oak.
Robinia pseudoacacia (likely) · Hardwood (deciduous)
AI-generated identification · may be incorrect- Type
- Hardwood (deciduous)
- Origin
- Eastern and central North America; widely planted and naturalized elsewhere.
- Hardness
- Approximately 1,700 lbf Janka — Hard.
- Durability
- Very Durable; heartwood is notably resistant to decay and insects, though bark itself is not a durability indicator.
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Grain Pattern
Visible surface is primarily bark, with coarse, irregular longitudinal fissures; the small exposed wood area appears straight-grained and pale.
Color & Appearance
Bark is dark gray to black and deeply ridged; exposed sapwood/wood is yellow-tan. Black locust heartwood commonly ages from greenish yellow to golden brown.
Hardness (Janka)
Approximately 1,700 lbf Janka — Hard.
Durability & Decay Resistance
Very Durable; heartwood is notably resistant to decay and insects, though bark itself is not a durability indicator.
Value & Age
About $6–$15 per board foot for sound, kiln-dried black locust; bark-covered slabs vary substantially.
AI estimate for general guidance only — not a professional appraisal. Actual value depends on grade, dimensions, condition, and local market demand.
- Wood Age Estimate
- Cannot be determined from a photograph; apparent weathering is on the bark, not evidence of timber age.
Common Uses
Posts, outdoor furniture, flooring, turning, tool handles, and firewood; this piece is more suitable for bark-edge decorative work.
Geographic Origin
Eastern and central North America; widely planted and naturalized elsewhere.
Workability
Hard and somewhat abrasive; cuts and sands well with sharp tools but may cause tearout around irregular grain. Pre-drilling is advisable; gluing is generally good on clean wood.
Finish Recommendations
Remove loose bark, dry thoroughly, and seal exposed wood with penetrating oil or exterior spar finish; stabilize cracks before film finishes.
Notable Features
Very rugged furrowed bark, high density, and excellent outdoor durability; the image does not show enough clean end grain for confirmation.