David Owens, Extension Entomologist, owensd@udel.edu and Bill Cissel, Extension Agent – Integrated Pest Management; bcissel@udel.edu A Section 18 label for Venom (dinotefuran) has been approved for use on Delaware stone and pome fruits for brown marmorated stink bug management. This… Continue Reading
Jerry Brust, IPM Vegetable Specialist, University of Maryland; jbrust@umd.edu Several reports lately of very deformed watermelon plants, but also of cucumber and cantaloupe plants. These distortions (Fig. 1) are being caused by melon aphids Aphis gossypii Glover in most cases.… Continue Reading
Kate Everts, Vegetable Pathologist, University of Delaware and University of Maryland; keverts@umd.edu Tomato Late Blight Tomato transplants were found at a garden center in northeast Pennsylvania last Friday (June 8) that were infected with late blight. We don’t know the… Continue Reading
Kate Everts, Vegetable Pathologist, University of Delaware and University of Maryland; keverts@umd.edu Downy mildew on processing cucumber was found on Thursday, June 13, 2018 in Dorchester County, MD. This is one of the earliest occurrences of downy mildew in Maryland.… Continue Reading
Gordon Johnson, Extension Vegetable & Fruit Specialist; gcjohn@udel.edu With the recent heavy, leaching rains, we are seeing signs of sulfur deficiency in some vegetable crops. Sulfur is considered one of the secondary macronutrients that vegetable crops require for growth. Sulfur… Continue Reading
