forest health

Get The Latest On Forest Health Topics In Wisconsin

Posted on by akabelowsky
Photo of a tree marked with a ribbon for pesticide/fungicide injection.

To protect high-value trees against infestation at Big Foot Beach State Park in Lake Geneva, a ribbon shows workers which trees to treat with herbicide or pesticide. / Photo Credit: Wisconsin DNR.

We share a desire for healthy woodlands with landowners participating in the MFL and FCL programs.

MFL and FCL management plans identify and address forest health concerns that are present or possible in your woods when the plan is written. However, the nature of these threats means they evolve over time, and new threats to forest health emerge.

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Time To Seek Out Spongy Moth Egg Masses

Posted on by akabelowsky

By Bill McNee, DNR Forest Health Specialist, Oshkosh;
bill.mcnee@wisconsin.gov or 920-360-0942

Photo of spongy moth egg masses on a tree.

Three spongy moth egg masses are found on a tree branch at Kettle Moraine State Forest Southern Unit in Walworth County. / Photo Credit: Bill McNee, Wisconsin DNR

The Wisconsin Department of Natural Resources (DNR) is encouraging property owners to seek out and dispose of spongy moth egg masses, which were produced by adult moths during the summer.

Each spongy moth egg mass contains hundreds of eggs that will hatch into hungry, leaf-eating caterpillars in the coming spring. Large numbers of these invasive caterpillars can be a tremendous nuisance that may cause tree mortality.

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Forest Health Team Offers Seven New Fact Sheets, Updates Website

Posted on by akabelowsky
A preview of the new Wisconsin Department of Natural Resources Forest Health fact sheet on spongy moth.

A preview of the new Wisconsin Department of Natural Resources Forest Health fact sheet on spongy moth. Graphic Credit: Wisconsin DNR

By Art Kabelowsky, DNR Outreach/Communications Specialist, Fitchburg; Arthur.Kabelowsky@wisconsin.gov or 608-335-0167

The Wisconsin Department of Natural Resources’ (DNR) Forest Health team has debuted seven new fact sheets, providing information on various forest insects and diseases as well as tips on how to deal with their emergence on your property.

The new fact sheets provide details on spongy moth, oak wilt management, spruce budworm, jack pine budworm, tamarack insects (larch casebearer and eastern larch beetle), red pine pocket decline and mortality and a comparison of common spring defoliator caterpillars (forest tent caterpillar, eastern tent caterpillar and spongy moth).

Additionally, the Forest Health team has updated and/or refreshed the look of its 13 existing fact sheets.

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