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Michigan hop pest report week of May 29, 2025
Published on June 2, 2025
Michigan hopyards are entering a critical pest management period for key insect pests and diseases. Growers should scout regularly and thoroughly. -
Michigan chestnut update – July 12, 2013
Published on July 12, 2013
Potato leafhopper numbers continue to expand in untreated Michigan chestnut orchards and pollen has filled the air in northwest Michigan orchards. -
Does your Mugho pine look like a poodle?
Published on May 18, 2012
Watch out for European sawfly larvae feeding on older needles of pine trees, including Mugho pines. -
West Michigan tree fruit update – June 20, 2017
Published on June 20, 2017
Much needed rainfall and cooler temperatures provide relief. -
Nov 10
Evaluating honey bee brood frames at Owosso Bee Club meeting
November 10, 2025 6:30PM – 8:30PM American Legion Post 57, 201 E Mason St, Owosso, MI 48867
Learn to distinguish between healthy and sick brood and to recognize signs of European Foulbrood, American Foulbrood, chalkbrood, and varroa parasitic mite brood syndrome.
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Great Lakes aquatic invasive plant continues its march into Michigan’s inland waters
Published on June 2, 2024
European Frog-bit has been discovered in several new locations. -
Regional reports on Michigan fruit – July 10, 2012
Published on July 10, 2012
MSU Extension educators’ pest and fruit updates for Michigan. -
Rafaela Schinegger
Adjunct Assistant Professor
rafaela.schinegger@boku.ac.at
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Vernon L. Sorenson
Professor Emeritus
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East Michigan fruit regional report – June 7, 2016
Published on June 7, 2016
Farmers received much-needed rain, but most of the region has had dry soils for the last three weeks. Apple growers saw fruit drop over the past week. -
East Michigan fruit regional report – August 2, 2016
Published on August 2, 2016
Weekend precipitation came to a few farms, but drought conditions continue at most. Last week saw first trap catch of brown marmorated stink bug. Red Haven peach harvest started over the weekend for southern growers. -
Insect pests now appearing in turf
Published on June 28, 2012
A lot of webworm moths are being observed now, but it may be chinch bugs that are damaging home lawns. Japanese beetles are out as well, and they are hungry. -
Michigan chestnut crop report – June 26, 2025
Published on June 26, 2025
Black stem borer is still active. Asian chestnut gall wasp emergence is imminent in infested orchards in southern Michigan. -
Erika Grasso
University of Turin
erika.grasso.e@gmail.com
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Zekuan Dong
PhD Student
dongzeku@msu.edu
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Managing mites in apples
Published on July 1, 2014
European red mites are the predominant mite pest species of Michigan apples, and without biological control, miticides are often needed to prevent economic injury.
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