With this American tree that lives 150 years, state and local laws could dictate what you can do once it's planted, especially if you need to remove it.

Fossil tree resins open a window into the deep past as their organic compounds, termed biomarkers, can be used to identify the botanical provenance of these ancient trees, as well as the ...

Steve Nix is a member of the Society of American Foresters and a former forest resources analyst for the state of Alabama. Tree root systems are seldom on the minds of forest owners, tree planters, ...

Tree roots growing at or slightly above the soil surface are called surface roots. Homeowners having trees with these surface roots are frustrated with the additional challenges posed by mowing and ...

Phylogenies are a fundamental tool for organizing our knowledge of the biological diversity we observe on our planet. But how exactly do we understand and use these devices? Tree diagrams have been ...