David Owens, Extension Entomologist, owensd@udel.edu Scout grape vines for spotted lanternfly. Look also for signs of their presence: thick honeydew and sooty mold as well as wasp, bee, fly, and butterfly activity where honeydew collects. The thresholds are around 10… Continue Reading
Chris Walsh and Kathy Hunt, Department of Plant Science and Landscape Architecture, University of Maryland, An unusually cool, wet spring, followed by hot, dry summer weather, has affected apple fruits and apple trees. Sunburn and abnormal red color development were… Continue Reading
David Owens, Extension Entomologist, owensd@udel.edu Brown marmorated stink bugs are increasing in our blacklight traps. I do not have any BMSB pheromone traps out this year, but it may be worthwhile to include a bifenthrin application. Scout vineyards for spotted… Continue Reading
Dr. Chris Walsh, Horticulture; cswalsh@umd.edu and Kathy Hunt, Plant Science and Landscape Architecture; khunt@umd.edu , University of Maryland March, April, and May brought a lot of rainy weather. With the last month of hot dry weather, it seems so distant.… Continue Reading
Reports have come in recently of both Japanese beetle and June Beetle feeding on peaches. The best materials are Danitol and Carbaryl, both with a 3 day pre harvest interval. There are no great options with a shorter PHI. Pyrethrins… Continue Reading
