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May 9, 2024
By Becky Wiepz and Dan Kielar Welcome back to PARS pest updates for 2024! Warming spring temperatures have pushed bloom ahead of schedule throughout the state with most Tart Cherry blocks at or near full bloom. In Door County, apples range between pink and king bloom depending on the variety while grapes are at bud…
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2023 Season Summary
As we enter the holiday season and outside activities shift from removing fruit to removing snow, we’d like to take some time to reflect on the past year. This year in particular presented some unique struggles for fruit growers. Despite this, GDD50 for the year ended approximately in line with the 20-year average. Dry…
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July 20, 2023
Cherry harvest continues throughout the county and Spotted Wing Drosophila has been caught in all traps. GDD50 is approximately on par with the 20-year average. Date 7/19 2019 2020 2021 2022 2023 20-year avg. Base 50 956.5 1084 1151 1010 1100.5 1110 Apples Hand thinning should be complete. While thinning now will help reduce late-season…
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July 12, 2023
PARS will host a vineyard/orchard walk this week on Friday with the UW Madison Fruit Team. Contact the Station at (920)743-5406 to register for the event, and we hope to see you there! Spotted Wing Drosophila has been caught in all traps throughout the county and cherries are all highly vulnerable. Insecticide cover is needed…
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June 30, 2023
Fungal pressure is relatively low despite the recent rains and powdery mildew continues to be found in orchards throughout the county. GDD Base 50 is approximately on par with the 20-year average. Date 6/21 2019 2020 2021 2022 2023 20-year avg. Base 50 547 616.5 775.5 649.5 726 715 Apples The sooner excess fruit is…
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.