David Owens, Extension Entomologist, owensd@udel.edu A question came in this week on best products for grasshopper management. In 2018, Bill Cissel, Joe Deidesheimer, and I tested Prevathon, Sniper and Lorsban. We got great and equivalent grasshopper control from all three… Continue Reading
David Owens, Extension Entomologist, owensd@udel.edu Corn Continue scouting for stink bug and cutworm activity, particularly in late planted, late burn-down fields. Cutworm are large enough to cut plants, and we experienced a significant cutworm flight earlier this year in our… Continue Reading
Jerry Brust, IPM Vegetable Specialist, University of Maryland, jbrust@umd.edu This season keeps with the weird and unusual with reports of grasshoppers causing damage in many different vegetables. I thought this was just an unfortunate farm that was having problems with… Continue Reading
Jerry Brust, IPM Vegetable Specialist, University of Maryland; jbrust@umd.edu This season keeps with the weird and unusual with reports of grasshoppers causing damage in many vegetables. I thought this was just an unfortunate farm in southern Maryland that was having… Continue Reading
Bill Cissel, Extension Agent – Integrated Pest Management; bcissel@udel.edu Alfalfa Continue to sample alfalfa for potato leafhoppers. Sample weekly starting seven days after the first cutting until final harvest. Ten sweep net samples should be taken in 10 random locations… Continue Reading
