Category: Grapes
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Posted on June 22, 2020
New Reduced Risk Insecticide: Verdepryn
Verdepryn is a new insecticide registered for use in Wisconsin on several crops including pome fruit, grape, berries, and small fruit, including cranberry. It was […]
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Posted on June 18, 2020
What to Do Now in the Vineyard: Post-Bloom
This webinar features quick updates and tips from University of Minnesota and University of Wisconsin-Madison experts on canopy management tasks like leaf pulling, tucking, and […]
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Posted on June 12, 2020
Grape Cultivar Developmental Stages: June 12, 2020
Phenology At the West Madison Agricultural Research Station (WMARS) in Madison, WI, shoot development as of June 11 ranged between E-L* stage 18 (“Flower caps […]
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Grape Scouting Report: Galls
The grapes at the West Madison Research Station (WMARS) vineyard showed the presence of a few grape phylloxera galls on 6/11/20 (Fig 1). Grape phylloxera […]
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Posted on May 29, 2020
Grape Scouting Report: First Grape Phylloxera Galls and Grape Plume Moth Larvae
Scouting of the grapes at the West Madison Research Station (WMARS) vineyard on 5/27/20 showed the presence of a few grape phylloxera galls (Fig. 1) […]
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Posted on May 28, 2020
Cold Climate Grape Cultivar Developmental Stages: May 27, 2020
Phenology At the West Madison Agricultural Research Station (WMARS) in Madison, WI, shoot development ranged between E-L* stage 9 (“2 to 3 leaves separated”) on […]
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Posted on May 15, 2020
Cold Climate Grape Cultivar Developmental Stages: May 13, 2020
At the West Madison Agricultural Research Station (WMARS) in Madison, WI, shoot development ranged between E-L* stage 3 (“Wooly bud without green showing”) on Petite […]
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Posted on May 14, 2020
What to Do Now in the Vineyard: Fungicides and Planting Vines
This Wednesday, we partnered with University of Minnesota extension specialists for a great webinar entitled “Fungicides and Planting Vines”, which is now available on Youtube. Annie […]
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Grape Insect Scouting: Keep Watching for Flea Beetle and Cutworm Damage
Really? Spring is here? After the snow and the freezing temperatures this past week it is hard to believe but this is spring in Wisconsin! […]
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Posted on April 30, 2020
Cold Climate Grape Cultivar Developmental Stages: April 30, 2020
At the West Madison Agricultural Research Station (WMARS) in Madison, WI, shoot development across most cultivars have reached between E-L* stage 3 (“Wooly bud with […]