The primary insect problems in Ohio are the alfalfa weevil and the potato leafhopper in alfalfa. The alfalfa weevil is primarily active in the spring while the potato leafhopper is active during the summer months. Both can cause severe yield and quality losses in alfalfa. The factsheets below provide more information.
2021 Fall Armyworm Outbreak
Managing the Pest
- MSU-OSU Field Crops Insect Pest Management Guide - **NEW
(forages & pasture section begins on page 49)
Forage Pest FactSheets