College of Agriculture & Natural Resources

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  Grand Rapids area tree fruit update – Aug. 3, 2022

  Published on August 3, 2022
  Tree fruit is continuing to put on size.

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  Grand Rapids area tree fruit update – June 7, 2022

  Published on June 7, 2022
  Tree fruit is continuing fruit sizing, with most apples between 15-20 mm and stone fruit 20-2 5mm. Cooler conditions last week and expected this week.

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  Grand Rapids area tree fruit update – May 3, 2022

  Published on May 3, 2022
  Cool, dry conditions last week, but expect rain and warming temperatures by the weekend and next week.

• One-stop site for apple maturity resources for 2013

  Published on September 5, 2013
  All your educational needs for apple harvest decisions can be found at the Apple Maturity Program and Reports resource page.

• Grand Rapids, Mich., area tree fruit regional report - April 16, 2013

  Published on April 16, 2013
  Still waiting for first green in apples around Grand Rapids.

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  Michigan brown marmorated stink bug report for Sept. 23, 2016

  Published on September 23, 2016
  Nymph and adult trap counts continue climbing, especially in the southwest and Fruit Ridge production areas. Fruit and vegetable growers in the southern Lower Peninsula should be scouting.

• East Michigan fruit update – July 7, 2020

  Published on July 7, 2020
  Drought conditions have worsened. It has been nearly a month since most farms received rain. Black raspberry harvest is staring, summer red raspberry and saskatoon harvest continues, and tart cherry harvest is nearly complete.

• Michigan brown marmorated stink bug report for July 25, 2014

  Published on July 25, 2014
  One adult brown marmorated stink bug has been captured in a trap next to a peach orchard near Niles, Michigan in Berrien County, but no other detections have been reported.

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  Grand Rapids area apple maturity report – September 28, 2022

  Published on September 28, 2022
  A dramatic change in weather this week. Harvest of Honeycrisp, Gala and McIntosh is nearly finished. Golden Delicious, Empire and Ambrosia are beginning. Red Delicious, Fuji and other varieties are right behind.

• Michigan spotted wing Drosophila report for Aug. 20, 2013

  Published on August 20, 2013
  Spotted wing Drosophila captures continue to rise as harvest winds down in some blueberry and raspberry sites.

• How to get the most out of your fungicide sprays on fruit crops

  Published on May 31, 2012
  Consider these tips for improving fungicide spray efficacy and efficiency for your fruit crops.

• Northwest Michigan fruit update – June 29, 2021

  Published on June 29, 2021
  The region received rain for four days straight over the weekend, and lighter crops of sweet cherries are cracking.

• West central Michigan tree fruit update – Aug. 10, 2021

  Published on August 10, 2021
  Peach harvest is underway. The MSU AgBioResearch Earl and Linda Peterson West Central Michigan Research and Extension Center was dedicated on Aug. 5, 2021.

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  Southwest Michigan apple maturity report – October 10, 2023

  Published on October 10, 2023
  Southwest Michigan apple harvest focuses on Fuji, Rome and IdaRed apples.

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  Southwest Michigan fruit update – Sept. 17, 2019

  Published on September 17, 2019
  Brown marmorated stink bug numbers really jumped last week. This pest is on the move.

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  Michigan brown marmorated stink bug report for Aug. 26, 2016

  Published on August 26, 2016
  Fruit and vegetable growers in the southern Lower Peninsula should be scouting for brown marmorated stink bugs this season.

• Michigan spotted wing Drosophila report for Aug. 26, 2016

  Published on August 26, 2016
  High risk of infestation of fruit continues to be expected. Susceptible crops must be protected. This is the final SWD report of 2016.

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  Southeast Michigan fruit update – May 27, 2025

  Published on May 28, 2025
  Cool temperatures slowed fruit development. There is some lingering bloom.

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  Northwest Michigan fruit update – August 9, 2022

  Published on August 9, 2022
  Tart cherry harvest will finish this week across the region. The apple crop is coloring nicely.

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  Northwest Michigan fruit update – May 27, 2025

  Published on May 28, 2025
  With the cooler temperatures, many apples are still in bloom in the north. Growers are balancing disease control management with the cool weather.