David Owens, Extension Entomologist, owensd@udel.edu Slugs Slugs are very active right now. While there are no true thresholds for slugs in field crops, a common benchmark is 1-2 slugs per square foot is a level of interest that may (or… Continue Reading
David Owens, Extension Entomologist, owensd@udel.edu Alfalfa Continue to scout alfalfa fields, even if they had been previously treated, for alfalfa weevil. Larvae continue hatching. As a reminder, alfalfa weevil thresholds are based on plant height, value of hay, and control… Continue Reading
David Owens, Extension Entomologist; owensd@udel.edu Early Season Moth Activity Trap Location True Armyworm per night Black Cutworm per night Willards, MD 0.4 0.7 Salisbury, MD 0 1.4 Laurel, DE 0.3 2.3 Seaford, DE — 4.9 Bridgeville, DE 2.7 3.7 Harrington,… Continue Reading
Bill Cissel, Extension Agent – Integrated Pest Management; bcissel@udel.edu Potato leafhopper populations have increased dramatically over the last couple of weeks. There has also been a lot of alfalfa knocked down over the past 7-10 days. If you recently cut… Continue Reading
Bill Cissel, Extension Agent – Integrated Pest Management; bcissel@udel.edu; David Owens, Extension Entomologist, owensd@udel.edu It never fails. The second you share the link to the insecticide recommendations, you realize the recs need to be updated which ultimately breaks the link.… Continue Reading
