College of Agriculture & Natural Resources

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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.

• East Michigan fruit update – June 5, 2018

  Published on June 5, 2018
  Most apple growers have made two thinning applications in the last week with mixed results. Some are looking to make one more application over the next few days. Strawberry harvest will begin late this week or over the weekend.

• 2013 MSU Tree Fruit School to feature Peter Shearer and Kerik Cox, Feb. 13-15

  Published on January 25, 2013
  Hear national experts Shearer and Cox on the impact of spotted wing Drosophila and brown marmorated stink bug, and fungicide resistance and disease management in orchards.

• Michigan spotted wing Drosophila summary report for 2015

  Published on September 29, 2015
  A summary of the spotted wing Drosophila monitoring network reports for the 2015 season.

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  New online Integrated Pest Management course now available

  Published on September 22, 2017
  Learn about integrated pest management and earn pesticide recertification credits with new, on-demand, online course.

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  New growing degree-day maps on Enviro-weather

  Published on May 24, 2016
  Interpreting the newly revised growing degree-day maps on MSU Enviro-weather.

• Harvest sweet cherries now to prevent further problems with brown rot

  Published on July 18, 2013
  American brown rot is spreading rapidly in dark sweet cherries. With storms forecast for July 19, these fruit should be harvested immediately to prevent further problems with this disease.

• Controlled Atmosphere Storage Clinic on Aug. 3, 2016

  Published on July 12, 2016
  Learn new information related to controlled atmosphere storage and warehousing of apples and other temperate fruit at the 2016 Controlled Atmosphere Storage Clinic.

• Time to scout and control American brown rot in cherries

  Published on June 22, 2011
  Warm and wet conditions this season may quickly spread American brown rot. It’s recommended that cherry growers take precautionary measures to control this disease for the remainder of the season.

• Monitoring and management strategies for cherry fruit fly in 2009

  Published on June 30, 2009
  

• East Michigan fruit regional report – April 12, 2016

  Published on April 12, 2016
  With warmer weather predicted for later in the week, fruit growth will get moving again after two weeks of standing still.

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  Meteorological responses to the Aug. 21 eclipse

  Published on August 29, 2017
  Effects of the recent eclipse were more than visual. Here’s what MSU’s Enviroweather measured.

• The 2009 season tree fruit diseases

  Published on September 22, 2009
  

• East Michigan fruit update – May 8, 2018

  Published on May 8, 2018
  Bloom in apples is coming quickly, so look out for fire blight conditions.

• East Michigan fruit update – Aug. 1, 2017

  Published on August 1, 2017
  Brown marmorated stink bugs are being caught in traps in apple blocks, with spotted wing Drosophila and apple maggot populations remaining high.

• East Michigan fruit regional report – May 17, 2016

  Published on May 17, 2016
  Bloom period has been long for tree fruit growing in east Michigan. Recent cold temperatures were very close to causing flower bud damage for some growers.

• Northwest Michigan fruit regional report – May 5, 2015

  Published on May 5, 2015
  Warm weather has accelerated development in all tree fruit crops, and growers will be applying protectant fungicides to protect green tissue prior to predicted rainy weather this weekend.

• Northwest Michigan fruit regional report – June 14, 2016

  Published on June 14, 2016
  Fire blight symptoms have appeared in apple orchards and growers are actively protecting trees, fruit, and foliage from diseases prior to a possible thunderstorm on Wednesday.

• East Michigan fruit regional report – April 26, 2016

  Published on April 26, 2016
  Our growing season is ahead of normal for most areas of east Michigan, except for fruit farms close to Lakes Huron and Erie.

• East Michigan fruit regional report – April 19, 2016

  Published on April 19, 2016
  Unseasonal warm temperatures over the weekend and early this week resulted in at least a weeks’ worth of growth in east Michigan fruit crops.