The Emerald Ash Borer, an invasive species of bark beetle that was discovered in Colorado in 2013 and has been expanding through the state, has the potential to damage the Colorado landscape. And ...

King County has dropped Mercer Island resident Julie Hsieh and Hsieh Investments from a lawsuit regarding illegal tree felling in... Read Story ...

A swarm of destructive wasp-like insects is spreading fast, and it could mean bad news for pine trees, holiday traditions, and your backyard.

An aggressive hatch of Douglas-fir tussock moth caterpillars is threatening trees, both in national forests and in Santa Fe.

An average maturing tree under optimal conditions can transport up to 10,000 gallons of water only to capture about 1,000 usable gallons for the production of food and adding to its biomass.

From the very first demonstration, Graham Kenward of South East Forestry and Tree Services was sold on the health and safety ...