CORN Newsletter – ODA Clean Sweep & License Recertification


July 14 – July 20


Editor: Stephanie Karhoff


Western Bean Cutworm Numbers Starting to Increase

Authors: Amy Raudenbush, Mark Badertscher, Jordan Beck, Frank Becker, Lee Beers, CCA, Bruce Clevenger, CCA, Sam Custer, Tom Dehaas, Craig Everett, Allen Gahler, Jason Hartschuh, CCA, Andrew Holden, Stephanie Karhoff, Alan Leininger, Ed Lentz, CCA, Rory Lewandowski, CCA, Cecilia Lokai-Minnich, David Marrison, Sarah Noggle, Les Ober, CCA, Eric Richer, CCA, Garth Ruff, Beth Scheckelhoff, Clint Schroeder, Jeff Stachler, Mike Sunderman, Curtis Young, CCA, Chris Zoller, Andy Michel, Kelley Tilmon, Matthew Lorentz

We are in the third week of monitoring for Western bean cutworm (WBC) in Ohio. Numbers of WBC moths doubled from the previous week; however, overall numbers across the state remain low.

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2020 Clean Sweep: Agricultural Pesticide Disposal

Author: Jennifer Andon

The Ohio Department of Agriculture will be sponsoring three collection events for farmers wishing to dispose of unwanted pesticides. This year, the collections are happening in Fayette, Hancock and Lake counties.

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Corn Pollination

Author: Alexander Lindsey

As temperatures remain hot for much of the state, corn continues to put on leaf collars and is approaching the start of flowering.

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Watch for Spider Mites in Dry Areas

Authors: Andy Michel, Kelley Tilmon

Hot, dry weather encourages certain pests in field crops, in particular spider mites in soybean and occasionally corn.  Spider mites are a sporadic problem that most often occurs in August, but infestations in July are possible with sustained periods of hot, dry weather like some parts of Ohio ar

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Online Pesticide and Fertilizer Recertification Available for 2020 Expirations

Author: Mary Ann Rose

The Ohio Department of Agriculture (ODA), has partnered with the OSU Extension Pesticide Safety Education Program (PSEP) to offer online recertification for applicators whose licenses expire this year and have been unable recertify as a result of the COVID-19 pandemic.  Registration for the priva

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About C.O.R.N. Newsletter

C.O.R.N. Newsletter is a summary of crop observations, related information, and appropriate recommendations for Ohio crop producers and industry. C.O.R.N. Newsletter is produced by the Ohio State University Extension Agronomy Team, state specialists at The Ohio State University and the Ohio Agricultural Research and Development Center (OARDC). C.O.R.N. Newsletter questions are directed to Extension and OARDC state specialists and associates at Ohio State.




Glen Arnold, CCA
Field Specialist, Manure Nutrient Management


Mark Badertscher
Hardin County


Jordan Beck
Extension Associate


Lee Beers, CCA
Trumbull County


Amanda Bennett
Miami County


Bruce Clevenger, CCA
Defiance County


Rachel Cochran
Extension Associate


Steve Culman
State Specialist, Soil Fertility


Sam Custer
Darke County


Wayne Dellinger
Union County


Anne Dorrance
State Specialist, Soybean Diseases


Amanda Douridas
Champaign County


Nick Eckel
Water Quality Associate


Mike Estadt
Pickaway County


Boden Fisher
Extension Associate


Ken Ford
Fayette County


Allen Gahler
Sandusky County


Mike Gastier, CCA
Huron County


Will Hamman
Pike County


Jason Hartschuh, CCA
Crawford County


Dean Kreager
Licking County


Laura Lindsey
State Specialist, Soybean and Small Grains


Mark Loux
State Specialist, Weed Science


David Marrison
Coshocton County


Clifton Martin, CCA
Muskingum County


Andy Michel
State Specialist, Entomology


Brigitte Moneymaker
Extension Associate


Sarah Noggle
Paulding County


Les Ober, CCA
Geauga County


Pierce Paul
State Specialist, Corn and Wheat Diseases


Eric Richer, CCA
Fulton County


Dennis Riethman
Mercer County


Mary Ann Rose
Program Director, Pesticide Safety Education


Garth Ruff
Henry County


Beth Scheckelhoff
Putnam County


Matt Schmerge
Shelby County


Clint Schroeder
Allen County


Jeff Stachler
Auglaize County


Harold Watters, CPAg/CCA
Field Specialist, Agronomic Systems


Aaron Wilson
Byrd Polar & Climate Research Center


Ted Wiseman
Perry County


Curtis Young, CCA
Van Wert County


Chris Zoller
Tuscarawas County


The information presented here, along with any trade names used, is supplied with the understanding that no discrimination is intended and no endorsement is made by Ohio State University Extension is implied. Although every attempt is made to produce information that is complete, timely, and accurate, the pesticide user bears responsibility of consulting the pesticide label and adhering to those directions.

CFAES provides research and related educational programs to clientele on a nondiscriminatory basis. For more information, visit For an accessible format of this publication, visit


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