College of Agriculture & Natural Resources

• 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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  Southwest Michigan fruit regional report – July 5, 2016

  Published on July 5, 2016
  Tart cherry harvest is in full swing in southwest Michigan.

• 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.

• Southwest Michigan fruit update – Aug. 21, 2018

  Published on August 21, 2018
  Apple harvest is beginning. Peach and plum harvest continues. Blueberry harvest is ending.

• West central Michigan tree fruit update – June 11, 2019

  Published on June 11, 2019
  Apples are at or rapidly approaching optimal thinning timing. Stone fruit is sizing rapidly.

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  When seconds count: Respectfully share the road during fall harvest

  Published on October 3, 2017
  Speed and reaction time are two major factors in safely navigating country roads during fall.

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  Michigan brown marmorated stink bug update – July 10, 2018

  Published on July 10, 2018
  Watch out for early feeding damage by brown marmorated stink bugs in developing Gala, Honeycrisp and Golden Delicious apples. Nymphs can be found in abundance on non-crop hosts in some areas.

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  Michigan spotted wing Drosophila update – July 21, 2020

  Published on July 21, 2020
  Spotted wing Drosophila populations have begun to surge. Growers must protect susceptible crops.

• Northwest Michigan fruit update – June 12, 2018

  Published on June 12, 2018
  Spotted wing Drosophila was detected in our region last week, but most tree fruit pest and disease activity has slowed recently.

• Northwest Michigan fruit regional report – April 26, 2016

  Published on April 26, 2016
  Temperatures are predicted to be cooler than normal. Despite green tissue visible on most tree fruits, development will move slowly for the next seven to 10 days.

• Southeast Michigan fruit regional report – July 15, 2014

  Published on July 15, 2014
  Blueberry harvest is underway at some farms and others are close to first harvest. Harvest continues for summer red and black raspberries and even a few fall red raspberries. Green apple aphids and European red mites make an appearance in apples.

• Southeast Michigan fruit regional report – September 8, 2015

  Published on September 8, 2015
  Gala and McIntosh apple harvest is underway, as are other tree fruits and fall red raspberries.

• Northwest Michigan Horticultural Research Foundation supports young growers to attend conference

  Published on January 29, 2014
  The Northwest Michigan Horticulture Research Foundation and Cherry Republic are helping four young growers from northwest Michigan attend the 2014 International Tree Fruit Association meeting in British Columbia.

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  Michigan spotted wing Drosophila update – July 16, 2019

  Published on July 16, 2019
  Spotted wing Drosophila populations are surging in southwest Michigan; protect susceptible crops.

• Considerations for pre-bloom and bloom sprays for American brown rot

  Published on April 24, 2014
  The potential for American brown rot blossom blight infection is high this spring if infected fruit mummies from last year overwintered in the orchard. Conditional requirements for infections are listed.

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  East Michigan fruit update – May 19, 2020

  Published on May 19, 2020
  The region experienced another major freeze event resulting in additional damage to flower buds in most tree fruits. Substantial rains brought two heavy apple scab infection periods and very wet soils. There are many black blossoms in strawberry fields.

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  Southwest Michigan fruit update – June 13, 2017

  Published on June 13, 2017
  Hot conditions and dry soils are stressing plants. Growers are irrigating on sandy soils.

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  New spotted lanternfly bulletin for Michigan homeowners and residents

  Published on September 23, 2024
  This bulletin provides an overview of spotted lanternfly to help residents prepare as this invasive insect spreads in Michigan.

• Northwest Michigan fruit regional report – June 11, 2013

  Published on June 11, 2013
  Cool weather in the northwest is keeping all things pretty quiet out in the orchard.

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  Southwest Michigan fruit regional report – August 9, 2016

  Published on August 9, 2016
  Late-season pests are flying. Peach volumes are increasing during the harvest of mid-season varieties. Blueberry harvest is winding down.