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  • 2019 Tart Cherry Pest Guide

    Published on April 7, 2020
    2019 tart cherry pest guide based on data from the Northwest Michigan Horticulture Research Center weather station in Traverse City, Michigan.

  • Michigan Fruit Management Guide 2026

    Published on December 15, 2025
    This publication is a guide in assisting fruit growers in the selection of pest control tools for the coming growing season.

  • Southwest Michigan fruit update – April 25, 2023

    Published on May 2, 2023
    Growers have been watching the cool morning temperatures closely, but no significant damage has been reported so far.

  • Southwest Michigan fruit update – Sept. 19, 2018

    Published on September 19, 2018
    It’s been a warm, dry week as apple harvest gains momentum. Grape harvest is beginning.

  • Michigan spotted wing Drosophila report for July 28, 2015

    Published on July 28, 2015
    Summer increase of spotted wing Drosophila is in full swing in all fruit production regions in Lower Michigan. Ripening susceptible crops need to be protected.

  • Irrigation management: Measuring soil moisture and application uniformity

    Published on June 23, 2016
    Measure soil moisture and irrigation equipment output to ensure timely application of the right amount of water uniformly across your field.

  • Northwest Michigan fruit regional report – July 12, 2016

    Published on July 12, 2016
    Managing tree fruit diseases is key following stormy weather and hail last week.

  • 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.

  • West Michigan tree fruit update – June 13, 2017

    Published on June 13, 2017
    Hot weather requires irrigation for tree fruits.

  • Using climatology to estimate first freezing temperatures of the fall season

    Published on August 30, 2019
    Statistics help narrow down the timing of first freezing temperatures across Michigan.

  • Northwest Michigan fruit regional report – July 26, 2016

    Published on July 26, 2016
    Weather continues to be hot and dry across the region. Tart cherry harvest is in full swing.

  • European brown rot fungus spore levels are high in tart cherry orchards with carryover inoculum

    Published on May 15, 2014
    After examining European brown rot strikes from tart cherry tree samples in Northwest Michigan, extensive sporulation was observed, particularly at the base of dead flowers infected last year. Initiate control sprays at popcorn this year.

  • East Michigan fruit update – July 21, 2020

    Published on July 21, 2020
    Two precipitation events moved over the region in the past week, bringing some much-needed relief to drought. Summer red and black raspberry and blueberry harvest continues.

  • 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.

  • Grand Rapids area tree fruit update – May 19, 2020

    Published on May 19, 2020
    Heavy rainfall and long wetting periods lead to high disease pressure.

  • Southwest Michigan fruit update – July 2, 2019

    Published on July 2, 2019
    Sweet cherry harvest is underway. Harvest in berry crops will begin after the Fourth of July.

  • Southwest Michigan fruit update – Sept. 3, 2019

    Published on September 4, 2019
    Plum, pear and apple harvest is underway.

  • Plan to change when dealing with spotted wing Drosophila

    Published on June 28, 2017
    Growers will need a fresh approach to managing spotted wing Drosophila.

  • Southwest Michigan fruit regional report – August 26, 2014

    Published on August 26, 2014
    Summer fruit harvest continues and grapes are in veraison.

  • ReTain use to increase sweet cherry yields

    Published on May 3, 2016
    The plant growth regulator ReTain has been known to increase fruit set and yield in Michigan sweet cherries.

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Issued in furtherance of MSU Extension work, acts of May 8 and June 30, 1914, in cooperation with the U.S. Department of Agriculture. Quentin Tyler, Director, MSU Extension, East Lansing, MI 48824. This information is for educational purposes only. Reference to commercial products or trade names does not imply endorsement by MSU Extension or bias against those not mentioned.

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