Likely black walnut; the dark central knot and brown color are suggestive, but the image is not diagnostic. Alternatives include other walnut species or stained/finished wood.
Most likely Juglans nigra; uncertain from appearance alone. · Hardwood (deciduous).
AI-generated identification · may be incorrect- Type
- Hardwood (deciduous).
- Origin
- If black walnut, native to eastern and central North America.
- Hardness
- 1,010 lbf — Medium (Janka; black walnut).
- Durability
- Moderately durable; heartwood has some decay resistance, while sapwood is less resistant to decay and insects.
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Grain Pattern
Mostly straight, flat-sawn grain with a prominent knot and irregular swirls; no clear special figure beyond the knot.
Color & Appearance
Medium to dark brown face with darker streaks and knot; sapwood is not clearly visible. Finish and lighting affect apparent color; walnut often lightens with prolonged light exposure.
Hardness (Janka)
1,010 lbf — Medium (Janka; black walnut).
Durability & Decay Resistance
Moderately durable; heartwood has some decay resistance, while sapwood is less resistant to decay and insects.
Value & Age
Roughly US$8–20 per board foot for common kiln-dried black walnut; grade, thickness, and region strongly affect price.
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 reliably estimate age from this finished surface; no clear weathering or wear indicators are visible.
Common Uses
Furniture, cabinetry, flooring, veneer, turning, and decorative panels.
Geographic Origin
If black walnut, native to eastern and central North America.
Workability
Generally machines and sands well; knotty areas may cause tearout, and predrilling is advisable near edges. Glues and finishes readily.
Finish Recommendations
Use a clear oil, lacquer, or polyurethane to preserve the brown color; sand evenly and test finish on a discreet area.
Notable Features
The visible knot creates a dark, irregular focal feature; black walnut commonly has a mild, distinctive scent when freshly worked.