Ash borer crawls into Osceola County
96 Iowa counties now reporting infestations
January 26, 2023
An invasive green beetle has made its way to another northwest Iowa county.
The Iowa Department of Agriculture and Land Stewardship on Jan. 19 confirmed that an infestation of the emerald ash borer (EAB) was discovered in Melvin. In addition to Osceola County, state officials also announced Monday the invasive pest was found in Monona and Woodbury counties.
Since its original detection in 2010, the invasive, ash tree-killing insect has now been confirmed in all but three of Iowa's 99 counties – Emmet, Palo Alto and Plymouth. The beetle last winter was confirmed to have made its way to O'B...
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