The bark of a black oak tree is smooth in texture, often growing rough with maturity. Black oak leaves are one of the best ways to identify the tree. They are about 3-9 inches long and can vary in ...

Yes, it is! Bark pattern differences in some species may reflect the growth rate or relative vigor of the tree. These photos show black walnut bark from two very different growing sites. The blocky, ...

To start, and this is mostly a problem with live oaks, the base cause of the loose bark on their trunks is that the cambium (living/growing part of the tree just beneath the bark), was killed. In ...

This article was originally published with the title “ Black Oak Bark in Tanning ” in Scientific American Magazine Vol. 11 No. 25 (March 1856), p. 197 doi:10.1038 ...

For full article with additional photos view: Intro to Trees of Indiana: Black Oak, Forestry and Natural Resources’ News. If you have any questions regarding wildlife, trees, forest management, wood ...

Santa Clarita Valley oak trees are being invaded by the goldspotted oak borer; an insect named for its iridescent black shell with gold spots that burrows underneath the bark of […] ...

The fissures and crevices of bark are a haven for wildlife; the bark of mature oak shelters more than 700 species of lichen alone. Unwrapped, bark in these isles would comprise a habitat of millions ...

Dear Neil: This oak tree is located on our church property. Is the old bark falling off due to its age, or is there a disease? A: Good question. It looks a bit like the radial shake we saw so ...