The list of diseases attacking trees in the Pacific Northwest grows every year. A pathogen new to Western Washington brings an added concern: It can injure people. A research project using citizen ...

We love the vibrant colors of maple trees in the fall. These deciduous beauties bring not only great color but also a recognizable leaf shape and (our favorite) whirlybird seeds that helicopter their ...

Pat McElhenny, Pennsylvania Stewardship Manager at the Nature Conservancy, explains one of two diseases impacting beech trees. Beech trees are facing extinction. "When you say northern hardwood, that ...

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Beech bark disease (BBD) is a complex forest syndrome that poses significant threats to beech-dominated ecosystems in North America and Europe. Initiated by the feeding activity of the scale insect ...

Click to share on Facebook (Opens in new window) Facebook Click to share on X (Opens in new window) X A new disease impacting beech trees has spread across the state, and foresters in the Northeast ...

Here in New England, the pine bark beetle also seems to be causing more tree deaths than previously, and ecologists have ...

As Colorado experiences its signature whiplash weather, arborists are warning that stressed trees are more vulnerable to pests and diseases. Peel back the bark, and you may find a predator in your ...

Look up through the leaves of almost any native hardwood forest in Southern Berkshire County today, and you might notice an unhealthy, strange striping to some beech leaves. Then, on closer ...

A beloved tree dubbed the Kissing Tree in downtown Westwood that pre-dates the Civil War was discovered to have a terminal disease.

A new disease impacting beech trees has spread across the state, and foresters in the northeast believe it could be potentially devastating. Beech leaf disease was first detected in Ohio in 2012 and ...