U.S. Army Corps of Engineers Forester Andy Meier inspects an elm tree on the Mississippi River for possible signs of Dutch elm disease, which has wiped out many of the elms in the river's floodplain ...

The 36 trees planted last week at Boutwells Landing senior living community in Oak Park Heights have a big job: To help revitalize the state’s elm population. The American elm trees, each about 2 ...

To walk down a street in a town like Midland, Mich., these days is to witness mass carnage — ash trees, long a favorite of city arborists for their tall silhouettes and abundant foliage, have been cut ...

WILLISTON - The small ash tree to the right of Best Buy's front doors in Williston is now only a skeleton. Pealed back bark reveals a maze of squiggly lines, a signature calling card from ash trees' ...

TANNERSVILLE — Marc Wolf steps off a trail at the Mountaintop Arboretum to examine a beech tree with mottled, bumpy bark. “This is pretty typical of beech bark disease,” he said. “Beech trees would ...

The invasive emerald ash borer beetle is confirmed to be in five new Texas counties, the Texas A&M Forest Service says. The non-native small green beetle was found in Jack, Navarro, Somervell, ...