Joanne Whalen, Extension IPM Specialist; jwhalen@udel.edu Alfalfa The first potato leafhopper adults are now being found, so be sure to sample all fields on a weekly basis. Although adults and nymphs both damage alfalfa; it is the nymphs that can… Continue Reading
Gordon Johnson, Extension Vegetable & Fruit Specialist; gcjohn@udel.edu Temperatures have been very favorable in May for strawberry flowering. Research has shown that peak flowering occurs in strawberries between 60° and 65°F. Flowering is inhibited once temperatures are in the 80s.… Continue Reading
Nathan Kleczewski, Extension Specialist – Plant Pathology; nkleczew@udel.edu Green row: April 29th, 2016 Note- Late Blight was discovered in a commercial greenhouse in Western MD on 5/17/16. Race is US-23. Townsend Camden Leipsic Kenton Date DSV Total DSV DSV… Continue Reading
Mark VanGessel, Extension Weed Specialist; mjv@udel.edu There is a new Supplemental Label (24c) for Sandea on cucumbers allowing a 14 day pre-harvest interval (PHI), reduced from the current 21 day PHI. This label will eventually be on the full label,… Continue Reading
Kate Everts, Vegetable Pathologist, University of Delaware and University of Maryland; keverts@umd.edu Late blight has been confirmed in a greenhouse in Garrett County, the far western county in Maryland. Delaware potatoes and tomatoes are not at imminent risk at this… Continue Reading
