College of Agriculture & Natural Resources

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  San Jose Scale crawler emergence beginning in Michigan tree fruit

  Published on June 23, 2020
  Growers are reporting increasing populations of San Jose scale on a more annual basis. Learn about the life cycle and control strategies to help manage this pest.

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  Southwest Michigan fruit update – Sept. 10, 2019

  Published on September 10, 2019
  Apple harvest is picking up steam.

• West central Michigan tree fruit regional report – June 16, 2015

  Published on June 16, 2015
  Heavy rains should lead to the end of primary apple scab.

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  Northwest Michigan apple maturity report – September 28, 2022

  Published on September 28, 2022
  Report #4. Growers are waiting for the rainy conditions to move out to get back into the orchard to continue harvest. The rainy weather has slowed harvest and slow apples to color.

• Dormant oil for tree fruit pest management in 2015

  Published on April 7, 2015
  Considerations for effective and safe use of dormant oil on tree fruit pests like San Jose scale.

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  Southwest Michigan apple maturity report – August 21, 2024

  Published on August 21, 2024
  The mild winter and warm spring has pushed apple maturity earlier this year with apples up to 2 weeks ahead of normal, depending on the variety and location.

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  Grand Rapids area tree fruit update – June 4, 2024

  Published on June 4, 2024
  The Grand Rapids area is moving into second cover timing.

• Northwest Michigan fruit regional report – July 28, 2015

  Published on July 28, 2015
  Tart cherry harvest is in full swing and quality remains quite high despite high winds and the recent heat.

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  Brown marmorated stink bug spring update 2014

  Published on March 26, 2014
  Sightings in Michigan homes on the rise.

• Northwest Michigan fruit update – July 27, 2021

  Published on July 27, 2021
  Tart cherry harvest is winding down in the southern part of the region, and growers are working hard to put this harvest in the books.

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  Northwest Michigan fruit update – April 29, 2025

  Published on April 29, 2025
  Weather has been cool this spring, but the two warm days have moved trees out of dormancy to visible green tissue.

• West Michigan tree fruit update - June 26, 2018

  Published on June 26, 2018
  Several insects need to be managed carefully.

• Apple scion and rootstock selection and planning for Michigan

  Published on April 1, 2008
  

• Northwest Michigan fruit regional report – July 15, 2014

  Published on July 15, 2014
  Cherry harvest nears in northwest Michigan as growers apply loosener and concentrate on keeping the cherries clean for harvest.

• Michigan spotted wing Drosophila report for July 15, 2014

  Published on July 15, 2014
  Spotted wing Drosophila numbers are increasing in southwest Michigan; protect susceptible crops where they are detected.

• West central Michigan apple maturity report – October 7, 2015

  Published on October 7, 2015
  Growers are past the peak of harvest with good results for consumers.

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  Southwest Michigan fruit update – June 6, 2023

  Published on June 6, 2023
  Strawberry harvest has begun. Others like sweet cherries are not far behind.

• Primary, secondary, tertiary apple bloom in 2012

  Published on May 8, 2012
  Will these fruit add up?

• Understanding growing degree-days

  Published on August 25, 2017
  Growing degree-days, or heat units, help growers and researchers track the development of plants and pests.

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  Grand Rapids area apple maturity report – August 21, 2024

  Published on August 21, 2024
  rand Rapids apple maturity and IPM update.