College of Agriculture & Natural Resources

• Fire blight risks high in apples in East Michigan

  Published on May 12, 2011
  Warm temperatures and thunderstorms this week bring on the threat of fire blight.

• West Michigan tree fruit regional report – May 6, 2014

  Published on May 6, 2014
  Warm weather will move tree fruit growth quickly this week.

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  Grand Rapids area tree fruit update – May 31, 2022

  Published on May 31, 2022
  Tree fruit is beginning fruit sizing, with most apples between 8-12 mm and stone fruit 15-20 mm. Warm weather has been very good for thinning. Storms Tuesday may result in to cooler, dry conditions later this week.

• West Michigan tree fruit update – April 24, 2018

  Published on April 24, 2018
  First signs of spring are here, for a few days anyway.

• West Michigan tree fruit update – July 11, 2017

  Published on July 11, 2017
  Changing lures for the next generation of codling moth is recommended.

• West Michigan tree fruit update – May 16, 2017

  Published on May 16, 2017
  Warmer weather brings disease and insect threats back to the forefront.

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  Southwest Michigan fruit update – March 28, 2023

  Published on March 28, 2023
  This is the first fruit scouting report of the season.

• West Michigan tree fruit update – May 9, 2017

  Published on May 9, 2017
  Cold weather brings slow tree development.

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  Southwest Michigan fruit update – April 28, 2020

  Published on April 28, 2020
  Freezes last week caused little additional damage to fruit crops. This week will be cooler with rain for the next few days.

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  Grand Rapids area apple maturity report – October 2, 2024

  Published on October 2, 2024
  Apple harvest is close to wrapping up. This is the seventh apple maturity report for the Grand Rapids region.

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  Southwest Michigan apple maturity report – October 5, 2022

  Published on October 5, 2022
  Fuji, Goldens, Red Delicious and IdaRed are the focus for harvesting now in southwest Michigan. ReTain use for stop drop control seems to be more common this year as larger yields, bin shortages, and less labor available for harvesting are anticipated.

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  Grand Rapids area apple maturity report – September 18, 2024

  Published on September 18, 2024
  Fifth apple maturity report for the Grand Rapids region.

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  Grand Rapids area apple maturity report – August 29, 2024

  Published on August 29, 2024
  Second apple maturity report and integrated pest management updates.

• Michigan spotted wing Drosophila report for July 30, 2013

  Published on July 30, 2013
  Sharp increase in spotted wing drosophila captures in the past week in southern Michigan counties, and first detection of infestation in unsprayed cherries.

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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.

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  Grand Rapids area tree fruit update – July 23, 2024

  Published on July 23, 2024
  Early apple variety harvest is starting in the area.

• Grand Rapids area tree fruit update – June 11, 2024

  Published on June 11, 2024
  Settling into summer on the Ridge.

• Northwest Michigan fruit update – Sept. 1, 2020

  Published on September 2, 2020
  Apples are sizing up nicely, and the predicted weather conditions look favorable for improving color.

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  Grand Rapids area tree fruit update – June 18, 2024

  Published on June 18, 2024
  A hot start to summer.

• East Michigan fruit update – April 21, 2020

  Published on April 21, 2020
  Cool temperatures have slowed fruit growth stages over the past week. Recent freezing temperatures damaged some sweet cherry flower buds.