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  Michigan chestnut update—June 10, 2014

  Published on June 12, 2014
  Rose chafer has arrived in orchards and are easily visible feeding on foliage. Growers should carefully weigh the pros and cons of treatment. Caterpillars are feeding on leaves and potato leafhopper has been reported, though not yet observed on chestnut.

• Rose chafers and June go together

  Published on June 1, 2012
  Sandy soils and tasty plants help define rose chafers’ habitat.

• Internal Kernel Breakdown | Chestnuts

• East Michigan fruit regional report – July 5, 2016

  Published on July 5, 2016
  The drought continues over east Michigan, with plant stress signs becoming more common. Strawberry harvest has finished. Sweet and tart cherry and summer red raspberry harvest continues. Early blueberry and peach varieties are being harvested.

• East Michigan fruit regional report – July 12, 2016

  Published on July 12, 2016
  Recent rains eased drought conditions for some farms. Sweet cherry harvest has finished for some and continues for others. Harvest continues for tart cherries, summer red raspberries, blueberries and early peach varieties.

• West Michigan tree fruit update – May 30, 2017

  Published on May 30, 2017
  Cooler than normal weather has slowed many insects.

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  Hot, dry weather impacts fall turfgrass management

  Published on October 3, 2017
  Weed, disease and insect control and fertilizer applications are all being affected by the hot, dry weather in September.

• 

  Wynne Wright

  Associate Professor
  wrigh325@msu.edu
  

• Michigan chestnut update – June 27, 2013

  Published on June 28, 2013
  Potato leafhopper nymphs are visible in Michigan chestnut orchards.

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  Michigan chestnut crop report – July 24, 2025

  Published on July 24, 2025
  Japanese beetle and rose chafer adults are out and active. Symptoms of wilt are being reported in some orchards.

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  Francesco Planchenstainer

  Subject Matter Expert, Regulatory Leadership in Food Law
  

• Michigan chestnut update – June 12, 2013

  Published on June 12, 2013
  Rose chafer activity has begun as far north as west central Michigan.

• 

  Kostas Bithas

  Past visiting scholar
  kbithas@eesd.gr
  

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  Chris Downes

  Subject Matter Expert, Codex Alimentarius
  

• Northwest Michigan fruit regional report – July 9, 2013

  Published on July 9, 2013
  As sweet cherry harvest starts off, rain moved into the region after three weeks of droughty conditions.

• 

  Fabio G. Santeramo

  Adjunct Faculty
  santeram@msu.edu
  

• IPM Scouting in woody landscape plants | Integrated Pest Management

  The information presented here about common diseases, insect pests and beneficial species was developed from the publication A Pocket IPM Scouting Guide for Woody Landscape Plants by Diane Brown-Rytlewski.

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  Michigan hop pest report - June 12, 2025

  Published on June 12, 2025
  Mite numbers are building, and adult corn borer flight has begun in most of the Lower Peninsula.

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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.