The emerald ash borer (EAB) has been discovered in Missouri Valley, Harrison County. Iowa’s growing number of counties with confirmed detections has now reached thirty-five. See the map below. EAB has been detected in seven new counties in Iowa this year.
The recent Iowa discovery took place at Lake Iowa Park (Iowa County Conservation Board) after staff alerted the Iowa EAB Team of some ash trees showing signs and symptoms of EAB attack. Following further investigation, insect samples were collected and later positively identified as EAB by a federal identifier.
Read more about this most recent discovery and confirmation of infestation in the Iowa State University Extension and Outreach Yard & Garden news release from September 19, 2016.