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Newsletter

Get the latest information about disease management in vegetable crop production in Wisconsin. To be added to the email listserv and receive this newsletter in your inbox, please contact Amanda Gevens. A printable PDF version is available as a link at the end of each article.


  • Vegetable Crop Update – Jun 22, 2025

    Vegetable Crop Update – Jun 22, 2025

    In This Issue: Impacts of current weather on potato productivity | Water quality program – irrigation water testing for nitrogen | Disease forecasting updates for potato early blight and late blight |…

  • Vegetable Crop Update – Jun 15, 2025

    Vegetable Crop Update – Jun 15, 2025

    In This Issue: Disease forecasting updates for potato early blight and late blight | Cucurbit downy mildew updates | White mold on vegetables | Seedcorn maggot and Colorado potato beetle risks and…

  • Vegetable Crop Update – Jun 8, 2025

    Vegetable Crop Update – Jun 8, 2025

    In This Issue: Temperature, precipitation, and air quality impacts on vegetable production | Disease forecasting updates for potato early blight and late blight | Cucurbit downy mildew updates | Cabbage maggot, seedcorn…

  • Vegetable Crop Update – Jun 2, 2025

    Vegetable Crop Update – Jun 2, 2025

    In this issue: Potato Leafhopper updates and management | Aphids – updates on suction traps and implications | Disease forecasting updates for potato early blight and late blight | Cucurbit downy mildew…

  • Vegetable Crop Update – May 25, 2025

    Vegetable Crop Update – May 25, 2025

    In this issue: Updates on potato fertility research and irrigation management in potato | Seedcorn maggot management, Colorado Potato Beetle management, vegetable leafminers | Disease forecasting updates for potato early blight and…

  • Vegetable Crop Update – May 18, 2025

    Vegetable Crop Update – May 18, 2025

    In this issue: Disease forecasting updates for potato early blight and late blight | Damping-off diseases of vegetables | Cucurbit downy mildew updates

  • Vegetable Crop Update – May 11, 2025

    Vegetable Crop Update – May 11, 2025

    In this issue: Cabbage Maggot and its management | Early blight and late blight disease risk summary for early season in central WI | Potato Scouting Class – May 21 UW Hancock…

  • Vegetable Crop Update – May 4, 2025

    Vegetable Crop Update – May 4, 2025

    In this issue: Lorox DF Special Local Need label approved for WI carrot production | Nitrate-N in irrigation water | Timing of reduced-risk insecticides, Colorado Potato Beetle Management | Considerations for early…

  • Vegetable Crop Update – Apr 26, 2025

    Vegetable Crop Update – Apr 26, 2025

    In This Issue: Seedcorn maggot and Asparagus beetle descriptions and management | Round up of pest, disease, and agronomic tools to support decision-making | Deep frost this winter limits potato volunteers and…

  • Deep frost this winter limits risk of potato volunteers

    Deep frost this winter limits risk of potato volunteers

    This winter of 2024-2025 was markedly different than the last in terms of air and soil temperature and risk of potato volunteer survival. As per the University of Wisconsin Climatology Office, the…