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2022 Year in Review
https://ohiograpeweb.cfaes.ohio-state.edu/blog/december-22-2022-255pm/2022-year-review
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Black Rot
https://ohiograpeweb.cfaes.ohio-state.edu/ipm/diseases/black-rot
Black Rot Black rot is one of the most damaging fungal diseases of grapes in Ohio, especially ... brownish red in color with dark brown edges. Within the lesions, small black fungal structures called ... lesions (cankers) that are 1mm to 2 cm long (image on the right, Photo courtesy- Virginia Grape Disease ...
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Fairfield County Endowment Board Legacy Dinner
https://fairfield.osu.edu/events/fairfield-county-endowment-board-legacy-dinner
County 4-H Endowment, P.O. Box 564, Lancaster, Ohio 43130 To subscribe to updates, visit the Fairfield ...
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Downy Mildew
https://ohiograpeweb.cfaes.ohio-state.edu/ipm/diseases/downy-mildew
Downy Mildew Downy mildew is a fungal-like disease caused by Plasmopara viticola. The disease is ... the upper surface of the leaf. As the disease develops the spots enlarge and turn yellow (image on ... are often confused with powdery mildew. As the leaf ages, the spots turn brown (necrotic) and become ...
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Phomopsis
https://ohiograpeweb.cfaes.ohio-state.edu/IPM/phomopsis
Phomopsis Phomopsis is a cold weather fungal disease and is widely distributed. It is problematic ... infection, even after infected wood dies. Therefore a serious disease outbreak in one season can provide ... irregular margins appear early in the season (image on the right, Photo courtesy- Ohioline, OSU), as disease ...
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Building Better Spray Programs for Vineyards
https://ohiograpeweb.cfaes.ohio-state.edu/events/building-better-spray-programs-vineyards
producers. Developing spray programs that focus not only on disease management, but also fungicide resistance ... curriculum to learn from national experts in grape diseases and fungicide resistance management, about mildew ... diseases and management, best practices for using fungicides, and best sprayer practices. This online ...
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Grape Root Borer
https://ohiograpeweb.cfaes.ohio-state.edu/ipm/insects/grape-root-borer
with the forewings brown and the hindwings clear with brown borders. The body mimics that of a wasp, ... brown with yellow markings. Male moths measure about 5/8 inch in length, while the female is larger, ... white with a brown head capsule. Mature larvae move to places just under the surface of the soil and ...
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August Update on Scouting and Treating SLF in Cleveland
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Large Crabgrass
https://ohiograpeweb.cfaes.ohio-state.edu/ipm/weeds/large-crabgrass
vineyards, gardens, landscaped areas, turf, nurseries, pastures, roadsides, ditches, and other disturbed ... Seeds are shiny, yellowish-brown and are 2-3 mm long. Management Cultural Practices Elevated mowing ... 1.5 to 3.0 inches. Thin turf in the spring or drought conditions often leads to major infestations of ...
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Overholt Drainage School
https://fairfield.osu.edu/events/overholt-drainage-school
Contact Dr. Brown at brown.59@osu.edu, or call 614-292-3826 (ofc) or 614-264-7916 (cell, leave message) if ...