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Grape Facts

  • Michigan Grape Facts: Managing Grapevine Downy Mildew

    Downy mildew can cause serious yield loss from fruit infections and can damage overall vine health but there are a variety of tools that can be used to protect grapes.

  • Michigan Grape Facts: Managing Botrytis Bunch Rot

    Gray mold or bunch rot can cause serious yield loss but there are a variety of tools that can be used to protect grapes.

  • Michigan Grape Facts: Managing Grapevine Leafroll Disease

    Grapevine leafroll disease is a major viticultural problem that can be found in every wine, juice and table grape-growing region in the world. Unfortunately, Michigan is no exception.

  • Michigan Grape Facts: Managing Grapevine Crown Gall

    There are several factors to consider when managing bacterial induced crown gall in grapes.

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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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