Learn how to grow American mountain ash, a lovely native tree that provides year-round interest for gardens in cooler ...

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 ...

All of Iowa's 99 counties confirmed having the ash tree-killing insect, emerald ash borer, the Iowa Department of Natural ...

Some words may be mispronounced. An invasive, wood-boring beetle that is deadly to ash trees has been officially spotted in all 99 Iowa counties.

The emerald ash borer has been found in all of Iowa's 99 counties. (Photo by Dr. James E. Zablotny/USDA) The emerald ash borer, a non-native, wood boring insect that affects ash trees, has been ...

Previously, Emmet County had been the only county in Iowa without a detection. Emerald ash borers are wood-boring beetles that attack all species of ash trees. The larvae are known to tunnel ...

DES MOINES, Iowa (KCAU ... from an ash tree in Armstrong earlier this month. EAB is a wood-boring insect that is not native to the United States and is a threat to ash trees.