Penn State Extension

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Corn earworm counts are rising throughout PA.
Vegetable - Small Fruit Production Issues: August 2, 2018 - News News
July started out dry and hot but transitioned quickly, with almost no warning, to very wet and hot. More
The potato leafhopper, Empoasca fabae, is a pest that is easy to overlook until the damage - called "hopperburn" - "burns" you. Photo: Penn State College of Agriculture
Vegetable - Small Fruit Current Issues: June 28 2018 - News News
Wet weather and variable temperatures across the state continue to be challenging for vegetable and berry production. More
Yellow Striped Armyworm is on the March
Yellow Striped Armyworm is on the March - News News
And heading to your tomato greenhouse or high tunnel! More
William Lambert, University of Georgia, Bugwood.org
Identifying Non-targets from Fall Armyworm Pheromone Captures - Articles Articles
Monitoring moth activity for the fall armyworm Spodoptera frugiperda is an important aid in making appropriate management decisions. More
Phil Sloderbeck, Kansas State University, Bugwood.org
Fall Armyworm as a Pest of Field Corn - Articles Articles
Fall armyworm larvae can be difficult to control due to the timing of infestation in Pennsylvania. Insecticide control options should be attempted only in extreme situations. More
Armyworm as a Pest of Field Corn
Armyworm as a Pest of Field Corn - Articles Articles
With the increase of reduced-tillage culture and planting corn into sod and small grain cover crops (particularly rye), armyworm damage to corn has sharply increased during the past decade. More
European corn borer: mouthparts pointing forward, glassy or cream colored body, wriggles when flicked with a finger as an escape behavior. Invades ear from side, bottom, or tip. Photo credit: M. E. Rice.
Avoiding Worms in Sweet Corn: How to Time Management Options - Articles Articles
Three species cause ‘wormy’ corn: the European corn borer, corn earworm, and fall armyworm. Insect traps baited with sex pheromones help time management options. More