The Gazette offers audio versions of articles using Instaread. Some words may be mispronounced. Tree experts say green ash trees that are losing leaves in Le Mars and other parts of northwest Iowa ...

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 ...

Did you hear what happened to the wooden car with wooden wheels and a wooden engine? It wooden go. Wood, at least from ash trees, is in excess supply since emerald ash borers have killed hundreds of ...

If your ash trees are dropping their leaves, don’t worry. That’s normal for ash trees at this time of year, says Joyce Cielecki, horticulture educator for UW-Extension in La Crosse. “Almost every year ...

Something is quietly killing the Midwest’s ash trees. The culprit is small enough to fit on a fingernail, brilliant green in color, and so stealthy that most infested trees don’t show obvious symptoms ...

A sticky trap on an ash tree in Belvoir Park area of Belfast Traps have been laid as part of a research project to protect native ash trees from an invasive species of insect that can strip a tree ...

Discovering what looks like black ash on trees in your yard can seem alarming. Did you somehow miss a nearby fire? Not likely. Instead, you're probably seeing the result of one of the more annoying ...

In late June, Paul Cigan got a call from an arborist in Burnett County asking him to check out a suspicious ash tree. The the leaves on the upper branches of the tree had thinned, making the tree look ...

The emerald ash borer's larvae attack trees from within. Beech leaf disease from nematodes attack beech trees Various fungal species plague white pine trees. PAXTON – When it comes to invasive insects ...

The emerald ash borer could impact more than one million ash trees, as experts urge residents to watch for signs.