Dustin Vande Hoef
Iowa Department of Agriculture and Land Stewardship

Articles by this author:

Emerald ash borer, an invasive beetle that attacks and kills ash trees, has been confirmed in Adair and Adams counties in Iowa.

Emerald ash borer, a very destructive, exotic insect pest of ash trees, has been confirmed in Iowa County. This finding brings the total to 35 counties in Iowa.

Beneficial insects will be introduced next week at Mount Hosmer City Park in Lansing for the biocontrol of emerald ash borer. This control approach known as biological control reunites natural enemies with an invasive pest, in this case to help suppress EAB populations.

The emerald ash borer, a destructive and invasive insect of ash trees, has been discovered in Missouri Valley. Iowa’s growing number of counties with confirmed detections has now reached 35.

Emerald ash borer has been positively identified in Brighton and Birmingham, bringing the total number of confirmed counties to 34 since it was first detected in Iowa back in 2010.

Emerald ash borer has been positively identified from a tree in central rural Louisa County. This exotic pest kills several species of ash and is considered one of the most destructive tree pests ever seen in North America. Iowa now has 32 counties with confirmed infestations.  

Beneficial insects that will help battle the emerald ash borer, a highly destructive pest of ash trees, will be released in Jefferson County. Over the next few weeks several thousand stingless, parasitic wasps will be released at Whitham Woods near Fairfield, Iowa. This is the first release of the natural enemies of EAB in Iowa.

The emerald ash borer (EAB), which has already been confirmed in nearly one-third of Iowa’s counties, has been discovered in Decorah.

Emerald ash borer, a tree-killing pest of ash trees, has been confirmed in Iowa City. The discovery was made on the University of Iowa campus.

A destructive insect of ash trees has been confirmed in southern Cedar Rapids. The emerald ash borer was discovered at an Iowa interstate rest area along I-380 approximately one-half mile north of the Johnson County line.