Emerald Ash Borer

Illinois To Drop Emerald Ash Borer Quarantine

Oct 26, 2015

Illinois is joining several Midwest states in lifting an internal quarantine of the Emerald Ash Borer. It is an invasive beetle native to Asia that has been destroying ash trees around the state.

Restriction of firewood movement helped contain the pest, but the number of affected Illinois counties still increased.

Scott Schirmer is the Plant and Pesticide Specialist Supervisor for the Illinois Department of Agriculture. He says discovery of the beetle in 10 new counties led to the decision.

Rockford Ramps Up Ash Tree Removal

Jun 4, 2014
city of Rockford

Beginning the week of June 9,  Rockford's Public Works Forestry Division will begin an aggressive removal program of city owned ash trees; targeting trees with 50% or more of their leaf canopy showing signs of distress. According to a news release, the program is a response to the Emerald Ash Borer.

The Forestry Division treated approximately 10% of the city owned ash tree population, the remaining 7,000 ash trees will eventually all be removed.

In the short term, the areas most affected that will be targeted for removals this summer are:


The destructive emerald ash borer has been discovered for the first time in Whiteside County. It's the closest find to date in Illinois to the Iowa border.

The Illinois Department of Agriculture received confirmation that a beetle collected on the county fairgrounds in Morrison is an emerald ash borer (EAB).  An alert forestry technician with the Illinois Department of Natural Resources spotted a distressed ash tree on the property.

Residential Fight Against Emerald Ash Borer

May 10, 2013
Mike Moen

The Emerald Ash Borer continues to spread in northern Illinois. Experts say it’s inevitable the tree-killing insect will reach new territory. They urge communities in its path to take steps to reduce the impact. But it’s not just a problem for local officials. Residents have also joined the fight.