College of Agriculture & Natural Resources

• West Michigan tree fruit update – May 23, 2017

  Published on May 23, 2017
  Post-petal fall in tree fruits brings many pests to consider.

• West Michigan tree fruit update – May 29, 2018

  Published on May 29, 2018
  Turn up the heat and the insects come to visit.

• East Michigan fruit update – May 26, 2020

  Published on May 26, 2020
  With warmer temperatures of the last week, fruit crops have taken on big swell of new growth. Bloom is almost finished for all of our fruit crops.

• Southwest Michigan fruit regional report – Aug. 20, 2013

  Published on August 20, 2013
  Spotted wing Drosophila numbers climb higher and higher.

• Brown marmorated stink bugs: Resources for identifying them and their hosts

  Published on April 1, 2013
  An identification guide for brown marmorated stink bugs is now available online, as well as an extensive list of host plants.

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  Support from Project GREEEN helps Enviroweather deliver needed information to Michigan growers

  Published on March 27, 2024
  For more than two decades, Enviroweather has provided real-time weather information to help make farming decisions — dealing with pests, plant development and natural resources management.

• Southwest Michigan fruit regional report – April 2, 2013

  Published on April 2, 2013
  After a cold March, fruit and other perennials are slowly starting growth.

• Michigan spotted wing Drosophila report for Aug. 13, 2013

  Published on August 13, 2013
  Spotted wing Drosophila catches are increasing in fields and orchards where harvest is completed and insecticide residues are minimal.

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  Michigan brown marmorated stink bug report for August 4, 2015

  Published on August 4, 2015
  First brown marmorated stink bugs captured this season from traps at two urban sites and one apple orchard in Berrien and Kent counties at known hotspots.

• West Michigan tree fruit regional report – April 12, 2016

  Published on April 12, 2016
  Tree fruit development is slightly delayed, but growers should ready.

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  Grand Rapids area tree fruit update – June 9, 2020

  Published on June 9, 2020
  Degree day totals are caught up to normal averages.

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  MSU Extension’s Nikki Rothwell named 2025 Cherry Industry Person of the Year

  Published on July 17, 2025
  MSU Extension’s Nikki Rothwell was named the 2025 Cherry Industry Person of the Year at the National Cherry Festival for her leadership in research, grower outreach and advocacy, and for her lasting impact on Michigan’s cherry industry.

• West Michigan tree fruit regional report – June 21, 2016

  Published on June 21, 2016
  Don’t let your guard down during the dog days of summer.

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  Southwest Michigan fruit update – May 31, 2022

  Published on May 31, 2022
  June drop of tree fruit has begun. Apple thinning is almost finished. 

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  Southwest Michigan fruit update — April 10, 2018

  Published on April 10, 2018
  A chilly March has held plant development back. Plants are ready to grow when warm temperatures return later in April.

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  Northwest Michigan fruit update – April 27, 2021

  Published on April 27, 2021
  Sweet cherry bloom is beginning in the region and PGRs like ReTain will be less effective in cool weather.

• West central Michigan tree fruit update – July 27, 2021

  Published on July 27, 2021
  Tart cherry harvest is over in west central Michigan, and peaches are sizing.

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  East Michigan fruit update – Aug. 18, 2020

  Published on August 18, 2020
  Brown marmorated stink bugs are being found in apples and peaches over the past week, with some feeding damage seen in apples.

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  Southwest Michigan fruit update — April 24, 2018

  Published on April 24, 2018
  Fruit crops are still waiting for warm weather to move toward bloom. Fruit crop potential is generally very good.

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  Southwest Michigan fruit update — May 1, 2018

  Published on May 1, 2018
  Plants should move quickly with warm summer-like weather this week.