PORTLAND, Ore. (KOIN) – The emerald ash borer is in Portland, and experts are calling on the city’s residents to protect their trees from the invasive beetle. But here’s the catch: A lot of bugs look ...

Piles and piles of wood waste, some more than 30 feet tall, are stacked near the Mississippi River in St. Paul. The heaps are growing and they’re not the only ones in the metro, and a struggle is on ...

An exotic beetle is chomping on trees in the Upstate, and the damage it is causing to the environment may be inevitable. The critter has even earned the title of being "one of the worst invasive pests ...

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 ...

Each year in late spring and early summer, homeowners begin noticing strange growths on the leaves or stems and are concerned for the health of their trees. Several different types of galls are common ...

For the Menominee Tribe of Wisconsin, the invasive beetle has also challenged its culture, because the ash tree, especially ...

Most of the ash trees at Camp Chautauqua have been lost due to the Emerald Ash Borer. Pine and maple trees are also being killed by other invasive species. If Dr. Seuss’s Lorax who “speaks for the ...

Q We have a 74-year-old ash tree that is beautiful, but in recent years I have noticed blemishes on the leaves. A county extension agent diagnosed leaf gall, which was confirmed by an arborist. He ...