College of Agriculture & Natural Resources

• 

  Southwest Michigan fruit update – April 18, 2017

  Published on April 18, 2017
  Warm weather has moved plants quickly. Peaches and sweet cherries are blooming. Insecticides should not be used during bloom.

• 

  Michigan brown marmorated stink bug report for Oct. 5, 2016

  Published on October 5, 2016
  Important management recommendations for growers who still have late ripening fruit to harvest. Damaged apples have been reported in Golden Delicious and other early ripening varieties harvested from trees at orchard margins.

• 

  Northwest Michigan fruit update – August 5, 2025

  Published on August 5, 2025
  Cherry harvest has wrapped up in northern Michigan. Apricots are ripe and in the market stands.

• Michigan spotted wing Drosophila report for July 21, 2015

  Published on July 22, 2015
  Summer increase of spotted wing Drosophila continues in southern Michigan.

• 

  Northwest Michigan fruit update – June 6, 2017

  Published on June 6, 2017
  Growers are thinning and protecting sizing fruit from insects as temperatures warm.

• 

  University Extension seeks grower feedback on the Fruit Pest and Beneficial Search Tool

  Published on October 11, 2023
  Fruit growers in the Great Lakes region are invited to participate in a short survey designed to gauge the current use and necessary improvements for the Fruit Pest and Beneficial Search Tool.

• 

  West central Michigan tree fruit update – April 2, 2024

  Published on April 2, 2024
  Cooler weather has kept buds in a holding pattern in the west central Michigan region.

• 

  East Michigan fruit update – April 30, 2019

  Published on April 30, 2019
  Colder temperatures over the last week have dramatically slowed fruit growth.

• Southeast Michigan fruit regional report – June 9, 2015

  Published on June 9, 2015
  Strawberry harvest begins in southern counties, others to follow later this week. Primary apple scab season continues.

• 

  Southwest Michigan fruit update – April 2, 2024

  Published on April 2, 2024
  Current cool weather has slowed fruit crop development.

• Grand Rapids area tree fruit update – May 28, 2019

  Published on May 28, 2019
  Apple bloom is coming to an end.

• Southeast Michigan fruit regional report – April 21, 2015

  Published on April 21, 2015
  Warmer spring like temperatures late last week and over the weekend quickly advanced development of our fruit crops.

• East Michigan fruit update – June 12, 2018

  Published on June 12, 2018
  Strawberry harvest is underway across the region. Apples have thinned well for most growers, but some touchup hand-thinning will still be needed in several varieties. We are still in primary apple scab season.

• 

  American brown rot has developed strong resistance to Indar in parts of Michigan

  Published on January 14, 2020
  Fungicide screens in northwest and west central Michigan show widespread resistance to all labelled rates of Indar in populations of the American brown rot fungus.

• Rodent control for Michigan fruit, nut and Christmas tree producers

  Published on November 10, 2016
  Unseasonably warm weather and continued grass growth may be hiding a significant amount of rodent activity. Growers are advised to scout carefully and consider mowing tall undergrowth one more time before snow falls.

• Gibberellic acid applications in cherries

  Published on June 9, 2014
  To help manage crop load in cherries, growers should be applying Pro-Gibb to cherries when five to seven leaves are expanded.

• IPM Tree fruit kickoff

  Published on March 30, 2011
  Review label and management changes as well as discuss invasive species concerns at the Tree Fruit Kickoff meeting.

• Northwest Michigan fruit update – May 5, 2020

  Published on May 5, 2020
  The region is two weeks behind normal due to cold temperatures and freezing temperatures are forecasted for this week.

• 

  MSU Product Center Start-up to Watch awardees: Where are they now?

  Published on March 16, 2016
  Successful MSU Product Center client, Herkner’s Cherry Topping, has gone from start-up to succession in six short years.

• West Michigan tree fruit regional report – March 28, 2017

  Published on March 28, 2017
  Tree fruit development is on hold, but be ready.