An emerald ash borer larva chews through the cambium layer of an infested ash tree in Armstrong, located in Emmet County. A buildup of feeding tunnels cut off the vascular or “plumbing system" of a ...

The invasive emerald ash borer, according to the U.S. Department of Agriculture, was first found in the United States in southeast Michigan in 2002. In the decades since, the wood-boring beetle has ...

Recent media about emerald ash borer has increased the number of questions I’ve received about this borer and if area trees need to be treated now. Recent warm weather has also increased calls about ...

The clock is ticking for the few healthy ash tree groves still in existence around D.C. Twenty years ago an invasive pest arrived in the area, hidden away inside a shipment of ash trees headed for a ...

CHESAPEAKE, Va. (WAVY) – It’s the size of a dime but can take down a huge ash tree in no time by digging its way into the living part of the tree. “It will eat it, making it impossible for the tree to ...

About 95,000 ash trees live in Portland, and most of them could become infected and die in the next few years with the recent arrival of the emerald ash borer, an invasive, tree-killing pest that’s ...

An invasive, tree-killing pest has made its way to Portland, spelling trouble for the many ash trees that cool residential neighborhoods on hot summer days. On Wednesday, Oregon forestry officials ...

This non-native beetle kills ash trees by feeding on the layer beneath the bark, cutting off water and nutrients. Approximately one-third of the trees in Fort Collins are ash trees, making the city's ...

In 2009, an invasive tree pest was discovered on an ash tree in St. Paul. This past fall, 15 years later, the city cut down its last ash tree. While St. Paul and other more populated cities have been ...

In 2006, Kathleen Knight was walking through a forest in northwest Ohio. She's a researched ecologist with the U.S. Forest Service. All around her were big, beautiful ash trees, tall trunks with lush ...

Evie has an ash tree in her yard that she’s hoping to save from the emerald ash borer. Evie has an ash tree in her yard that she’s hoping to save from the emerald ash borer. A Certified Arborist from ...

Getting your Trinity Audio player ready... A deadly new enemy to Denver’s 330,000 ash trees just moved to town. The emerald ash borer, an invasive insect that’s killed millions of trees across the ...