Madrone burls grow on the root of the tree and are harvested by removing the tree and roots from the ground. Parts of the burl growth are typically visible from above ground at the base of the tree. The burls figure is usually tight and even and the color is generally consistent across the sheet. Our madrone burl wood veneer sheets are have outstanding figure. The highest grade madrone burl veneers are used in everything from keepsake boxes to fine automobiles.