Most likely cork oak bark; alternatives include Douglas-fir or pine bark, but species-level identification is uncertain from bark alone. — Quercus suber (probable)

Most likely cork oak bark; alternatives include Douglas-fir or pine bark, but species-level identification is uncertain from bark alone.

Quercus suber (probable) · Hardwood; this is primarily bark/cork rather than usable solid wood.

AI-generated identification · may be incorrect
Type
Hardwood; this is primarily bark/cork rather than usable solid wood.
Origin
Cork oak is native to the western Mediterranean, especially Portugal, Spain, Morocco, Algeria, Tunisia, and Italy.
Hardness
Not applicable to bark; Janka hardness cannot be assigned reliably.
Durability
Moderately durable as bark, with weathering and biological surface growth evident; resistance varies greatly by species and condition.

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Grain Pattern

No conventional end- or face-grain pattern is visible; thick, deeply fissured, irregular corky bark with weathered plates and moss.

Color & Appearance

Gray-brown to reddish-brown outer bark with dark crevices, lighter exposed patches, and substantial weathering; no reliable heartwood/sapwood view.

Hardness (Janka)

Not applicable to bark; Janka hardness cannot be assigned reliably.

Durability & Decay Resistance

Moderately durable as bark, with weathering and biological surface growth evident; resistance varies greatly by species and condition.

Value & Age

Estimated Market ValueNot an official valuation

Minimal as an unidentified bark sample; commercial cork value depends on harvested cork quality, not board-foot pricing.

AI estimate for general guidance only — not a professional appraisal. Actual value depends on grade, dimensions, condition, and local market demand.

Wood Age Estimate
Unknown; surface weathering and moss indicate outdoor exposure, but they do not date the underlying tree material.

Common Uses

Cork products if confirmed as cork oak; otherwise bark mulch, habitat material, or firewood, depending on source.

Geographic Origin

Cork oak is native to the western Mediterranean, especially Portugal, Spain, Morocco, Algeria, Tunisia, and Italy.

Workability

Not assessable as lumber; corky bark is irregular, crumbly, and unsuitable for conventional planing or joinery.

Finish Recommendations

For display, gently dry and brush clean; use a breathable matte clear coat only after testing, as film finishes may trap moisture.

Notable Features

Very thick, rugged, fissured bark with moss/lichen colonization and strong weathering texture.

Learn more about Most likely cork oak bark; alternatives include Douglas-fir or pine bark, but species-level identification is uncertain from bark alone. in the Wood Encyclopedia
Identified September 11, 2026