Kate Everts, Vegetable Pathologist, University of Delaware and University of Maryland; keverts@umd.edu The following is a checklist of cultural practices to manage Phytophthora crown rot and blight. Also, remember that the pathogen can survive and thrive in surface water. If… Continue Reading
Kate Everts, Vegetable Pathologist, University of Delaware and University of Maryland; keverts@umd.edu and Mason Newark, University of Maryland; mnewark@umd.edu We hope that everyone has purchased the current version of the Commercial Vegetable Recommendation Guide for 2013 (CVRG-2013). The CVRG-2013 includes… Continue Reading
Jerry Brust, IPM Vegetable Specialist, University of Maryland; jbrust@umd.edu Many pumpkin fields in the mid-Atlantic have poor foliage cover and weak vines at this time due to foliar diseases such as powdery and downy mildews (Fig. 1). Some growers are… Continue Reading
Gordon Johnson, Extension Vegetable & Fruit Specialist; gcjohn@udel.edu Delayed fruit set in pumpkin can be due to many factors including late planting, heat and water stress, poor pollination and excess fertility (too much N). When set is delayed until August,… Continue Reading
Gordon Johnson, Extension Vegetable & Fruit Specialist; gcjohn@udel.edu Each year we see pumpkin fields with poor fruit set or fruit carry. Remember that in larger pumpkin sizes, each plant will only carry 1-2 fruits. The large vining plants also need… Continue Reading
