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Crop and Pest Management Guidelines

A Cornell Cooperative Extension Publication
Page Contents
43848

2024 New York and Pennsylvania Pest Management Guidelines for Grapes

 

 

These guidelines are not a substitute for pesticide labeling. Always read and understand the product label before using any pesticide.


2024 New York and Pennsylvania

Pest Management Guidelines for Grapes

Authors

Bryan Brown (NYS Integrated Pest Management Program, Cornell AgriTech, Geneva, NY; weed management)

Katie Gold (School of Integrative Plant Sciences, Plant Pathology and Plant-Microbe Biology Section, Geneva, NY; disease management)

Bryan E. Hed (Penn State University, North East, PA; disease management)

Michael Helms (CCE-PSEP, Cornell University, Ithaca, NY; pesticide information)

Greg Loeb (Department of Entomology, Geneva, NY; entomology)

Lynn Sosnoskie (School of Integrative Plant Science, Horticulture Section, Cornell AgriTech, Geneva, NY; weed management)

Special Appreciation

Special appreciation is extended to the following for their contributions to this publication:

Andrew J. Muza (retired - Penn State Cooperative Extension - Erie County, Erie, PA); Terence R. Bates (Lake Erie Regional Grape Program, Portland, NY); Bruce I. Reisch, (School of Integrative Plant Sciences, Horticulture Section, Geneva, NY); Timothy E. Martinson (Cornell Cooperative Extension, Geneva NY); Alice V. Wise (Cornell Cooperative Extension - Suffolk County, Riverhead, NY); and Hans C. Walter-Peterson (Finger Lakes Regional Grape Program, Penn Yan, NY)

Disease Management: Wayne F. Wilcox (retired - School of Integrative Plant Sciences, Plant Pathology and Plant-Microbe Biology Section, Geneva, NY); David M. Gadoury (School of Integrative Plant Sciences, Plant Pathology and Plant-Microbe Biology Section, Geneva, NY); Amara Dunn (Biocontrol Specialist, NYS Integrated Pest Management Program, Geneva, NY); Timothy H. Weigle (retired - NYS Integrated Pest Management Program, Portland, NY); David Combs (School of Integrative Plant Sciences, Plant Pathology and Plant-Microbe Biology Section, Geneva, NY)

Entomology: Michael C. Saunders (retired - Department of Entomology, University Park, PA), Jody Timer (retired - Penn State University, North East, PA); Heather Leach (Department of Entomology, University Park, PA); Timothy H. Weigle (retired - NYS Integrated Pest Management Program, Portland, NY)

Weed Management: Andrew F. Senesac (retired - Cornell Cooperative Extension - Suffolk County, Riverhead, NY); Alice V. Wise (Cornell Cooperative Extension - Suffolk County, Riverhead, NY); Rick Dunst (retired - Lake Erie Regional Grape Program, Portland, NY)

Sprayer Technology: Andrew J. Landers (retired - Department of Entomology, Geneva, NY)

 Abbreviations and Symbols Used in This Publication

 A

 acre

 

 EC

 emulsifiable concentrate

 

 SP

 soluble powder

 AI

 active ingredient

 

 F

 flowable

 

 UDH

 up to day of harvest

 AS

 aqueous suspension

 

 G

 granular

 

 ULV

 ultra-low volume

 D

 dust

 

 L

 liquid

 

 W

 wettable

 DF

 dry flowable

 

 P

 pellets

 

 WDG

 water-dispersible granule

 DG

 dispersible granule

 

 PHI

 pre-harvest interval

 

 WP

 wettable powder

 DTH

 days to harvest

 

 SC

 suspension concentrate

 

 WSP

 water soluble packet

 E

 emulsion, emulsifiable

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 * Federal restricted-use pesticide; may be purchased and used only by certified applicators

 *NY Restricted-use pesticide in New York State

  Not for use in Nassau and Suffolk Counties

 ^ Not registered for use in New York State at press time.

Every effort has been made to provide correct, complete, and up-to-date pest management information for New York State and Pennsylvania at the time this publication was released for printing (April 2024). Changes in pesticide registrations, regulations, and guidelines occurring after publication are available in county cooperative extension offices or from the Cornell Cooperative Extension Pesticide Safety Education Program (CCE-PSEP) (psep.cce.cornell.edu) or from the Pennsylvania Department of Agriculture's Bureau of Plant Industry (www.agriculture.state.pa.us).

Where trade names appear, no discrimination is intended, and no endorsement by Cornell Cooperative Extension or Penn State Cooperative Extension is implied.

These guidelines are not a substitute for pesticide labeling. Always read and understand the product label before using any pesticide.

The guidelines in this bulletin reflect the current (and past) authors' best efforts to interpret a complex body of scientific research, and to translate this into practical management options. Following the guidance provided in this bulletin does not assure compliance with any applicable law, rule, regulation or standard, or the achievement of particular discharge levels from agricultural land.

Cover photo by: Jeremy Schuster, Eastern NY Commercial Horticulture Program.