Fruit Pest Updates

    • June 27, 2024

      By Becky Wiepz and Dan Kielar Continuing rain and heat means that fungal pressure will be high, especially in blocks where initial infection was high and inoculum has been continuously present. Scale pests, both San Jose and Oyster Shell, are in some orchards. According the the NEWA model, orchards throughout Door and Kewaunee counties have…

    • June 20, 2024

      By Becky Wiepz and Dan Kielar Insect populations continue to be high while current temperatures are pushing crop development and appear to be heading to a slightly early cherry harvest throughout the county. Scale pests, both San Jose and Oyster Shell, are in some orchards. According the the NEWA model, Door county Orchards have not…

    • June 14, 2024

      By Becky Wiepz and Dan Kielar High winds and rain in the forecast will continue to make spraying difficult in all crops as pressure remains high for both pests and diseases. This week we saw a spike in Leafrollers and Leafhoppers in both apples and cherries. If this pest is in your orchards check your…

    • June 7, 2024

      By Becky Wiepz and Dan Kielar With continuing rain events in the forecast every few days it is critical to get fungicide coverage on when possible. Rotating modes of action in all crops is essential for minimizing resistance development, especially in high pressure years like this, so be sure to check the FRAC numbers of…

    • May 31, 2024

      By Becky Wiepz and Dan Kielar Warm temperatures and continuing rain events mean that fungal pressure is high in all crops and should be diligently scouted and managed. Spotted Wing Drosophila has been caught in Southern Door, Egg Harbor, and Sister Bay! Cherries are not vulnerable yet but monitor your closest Wisconet Station to know…


    To aid in fruit management decisions, you can access the 2021-2022 Midwest Fruit Management Guide

    The 3 day PHI for Mustang Maxx on cherries in Wisconsin has been extended through December 31, 2023.

    NEWA (Network for Environment and Weather Applications) can be reached at www.newa.cornell.edu

    Click Wisconet for individual stations.