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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.

  • High risk of potato volunteers due to warm overwinter soil temperatures

    Due to a combination of a warm 2023-2024 winter season, and a heavy snowpack during the few weeks when air temperatures did drop into the single digits, soil temperatures in central Wisconsin…

  • Update 19 – Oct 1, 2023

    Update 19 – Oct 1, 2023

    In This Issue: Potato and tomato early blight and late blight disease updates Cucurbit downy mildew updates   Amanda Gevens, Chair, Professor & Extension Vegetable Pathologist, UW–Madison, Dept. of Plant Pathology, 608-575-3029,…

  • Update 18 – Sep 17, 2023

    Update 18 – Sep 17, 2023

    In This Issue: Potato and tomato early blight and late blight disease updates Cucurbit downy mildew updates   Yi Wang, Associate Professor & Extension Potato and Vegetable Production Specialist, UW–Madison, Dept. of…

  • Update 17 – Sep 10, 2023

    Update 17 – Sep 10, 2023

    In This Issue: Potato and tomato early blight and late blight disease updates Cucurbit downy mildew updates   Amanda Gevens, Chair, Professor & Extension Vegetable Pathologist, UW–Madison, Dept. of Plant Pathology, 608-575-3029,…

  • Update 16 – Sep 3, 2023

    In This Issue: Potato and tomato early blight and late blight disease updates Cucurbit downy mildew updates Colonizing aphids Potato harvest and storage updates   Amanda Gevens, Chair, Professor & Extension Vegetable…

  • Update 15 – Aug 27, 2023

    Update 15 – Aug 27, 2023

    In This Issue: Potato and tomato early blight and late blight disease updates Cucurbit downy mildew updates New vegetable disease fact sheets   Amanda Gevens, Chair, Professor & Extension Vegetable Pathologist, UW–Madison,…

  • Update 14 – Aug 20, 2023

    Update 14 – Aug 20, 2023

    In This Issue: Potato crop production updates, Snap bean production updates, Potato and tomato early blight and late blight disease updates, Cucurbit downy mildew updates

  • Update 13 – Aug 13, 2023

    Update 13 – Aug 13, 2023

    In This Issue: Potato and tomato early blight and late blight disease updates Cucurbit downy mildew updates Phytophthora nicotianae blight in potato Colorado Potato Beetle   Amanda Gevens, Chair, Professor & Extension…

  • Update 12 – Aug 6, 2023

    Update 12 – Aug 6, 2023

    In This Issue: Potato and tomato early blight and late blight disease updates Cucurbit downy mildew updates Corn earworm and potato colonizing aphids   Amanda Gevens, Chair, Professor & Extension Vegetable Pathologist,…

  • Update 11 – July 30, 2023

    Update 11 – July 30, 2023

    In This Issue: Potato and tomato early blight and late blight disease updates Cucurbit downy mildew updates New insect pest: Asiatic garden beetle Western bean cut worm, tarnished plant bug, squash bugs…

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