Outdoor Wood Suitability Database

on May 16, 2026

Wood decay resistance database

Search by common or scientific name. Filter by region and resistance class. Data sourced from USDA Forest Products Laboratory field and laboratory testing.

Region
Resistance class
Sort
★ We carry this — species marked with a star are available in our hardwood inventory.
Common name Scientific name Class Region Resistance
Resistance classes: Class 1 = Very resistant (25+ yrs)  ·  Class 2 = Resistant (15–25 yrs)  ·  Class 3 = Moderately resistant (10–15 yrs)  ·  Class 4 = Non-resistant (<10 yrs)  ·  Range ratings (e.g. 1–3) indicate variability across specimens or test conditions.

Data source: USDA Forest Products Laboratory. Species with indicate supplementary data added for North American commercial species not present in the original database.

______________________________________________________

Start Your Next Build

Black Walnut Cutting Board Blanks - 17.5"x11.5"x1.5"

Black Walnut Cutting Board Blanks - 17.5"x11.5"x1.5"

See product
Ambrosia Maple Cutting Board Blanks - 17.5"x11.5"x1.5"

Ambrosia Maple Cutting Board Blanks - 17.5"x11.5"x1.5"

See product
Black Walnut 4/4 - 5 Pack

Black Walnut 4/4 - 5 Pack

See product
BACK TO TOP