WCU Volume 32, Issue 11 – May 24, 2024, PDF of WCU Volume 32:11 – May 24, 2024 WCU Subscription Options for 2024: Mail, Email, or Text Vegetable Crops Vegetable Crop Insect Scouting Variety Effects on Early Sweet Corn Vigor… Continue Reading
David Owens, Extension Entomologist, owensd@udel.edu This week let’s take a moment to admire some of nature’s largest and prettiest of creatures. I found this brand-new specimen early in the week. What is it? Click on the Guess The Pest logo… Continue Reading
David Owens, Extension Entomologist, owensd@udel.edu Congratulations to Bob Leiby, Nichole Krambeck, and Chris Burkhart for answering last week’s double headers! Now, the question was what was killing off my cantaloupe seedlings. There is a long answer to the ‘I forgot… Continue Reading
David Owens, Extension Entomologist, owensd@udel.edu Alfalfa Begin scouting for potato leafhopper. There’s an excellent threshold table borrowed from Penn State Extension on the alfalfa insect control sheet: https://www.udel.edu/content/dam/udelImages/canr/pdfs/extension/sustainable-agriculture/pest-management/Insect_Control_in_Alfalfa_-2023.pdf. Thresholds vary tremendously depending on how tall the alfalfa is. Pyrethroids do… Continue Reading
David Owens, Extension Entomologist, owensd@udel.edu Tree Fruit White peach scale crawlers should be active or will soon be active. To scout, place black electrical tape sticky side up around branches with scale on them. Crawlers will appear as small yellowish… Continue Reading
