Ash borer infests trees near historic Summit Avenue in St. Paul

City workers are cutting down the old-growth trees in hopes of stopping the pest from spreading even farther. The city has already chopped down hundreds of infected trees this year.
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City workers are cutting down the old-growth trees in hopes of stopping the pest from spreading even farther. The city has already chopped down hundreds of infected trees this year.

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Ash borers' first new infestation of year is at Ft. Snelling golf course

Minnesota made it through most of the summer without a new infestation of the emerald ash borer. But that's ended now that the pest has turned up in trees at the Fort Snelling Golf Club. The Agriculture Department will check nearby Dakota County to see if it should be added to the list of four counties where firewood is quarantined because of the bug.

State officials to release stingless wasps in St. Paul to combat ash borer

Agriculture officials hope the insects -- a natural enemy of the ash borer -- will help combat a newly discovered infestation of the pest near the city's historic Summit Avenue.

State, cities step up fight against emerald ash borer

Kare 11 reports crews will be lopping off tree branches and stripping bark on trees in six metro cities to find early signs of the pest.

Effort to slow the spread of the emerald ash borer continues in Minnesota

MPR reports the Department of Agriculture will start hanging about 6,500 purple traps next week throughout the state. The beetle has already killed and infested millions of ash trees across the country, including several hundred in the Twin Cities metro.

Early results of ash borer study are encouraging

Scientists who are monitoring the invasive pest in Minnesota have wrapped up the first year of a three-year study and say they found fewer infested trees than they expected and low numbers of the beetles in those that are infested.

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The Minnesota Department of Agriculture is hoping trained detection dogs will help locate ash trees infested with the invasive beetles. The organization Working Dogs for Conservation claims to have found encouraging results in training dogs to find emerald ash borers.

Stingless wasps to be released in Winona County to fight ash borers

The wasps will be released in Great River Bluffs State Park in Winona County, where a recent borer infestation was reported. The state has released the wasps on four separate occasions since the pest was first discovered in 2009.