Meg McGrath (Cornell), Beth Gugino (Penn State), Kate Everts (Univ. Maryland), Steve Rideout (Virginia Tech), Nathan Kleczewski (Univ. Delaware), and Andy Wyenandt (Rutgers) Producing a high-quality cucurbit crop necessitates effectively managing downy mildew. This foliar disease is common in the… 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
Kate Everts, Vegetable Pathologist, University of Delaware and University of Maryland; keverts@umd.edu I recently wrote an update article about fungicide programs for pumpkin http://extension.udel.edu/weeklycropupdate/?p=4429. However, because many fungicides are effective on some diseases, but not others, it is important to… Continue Reading
Kate Everts, Vegetable Pathologist, University of Delaware and University of Maryland; keverts@umd.edu I frequently am asked for a “good” spray program for pumpkins. This is always difficult because a spray program depends on field history (i.e. has Phytophthora crown rot… Continue Reading
Bob Mulrooney, Extension Plant Pathologist; bobmul@udel.edu Lima bean downy mildew was found by a CCA and confirmed on Wednesday from a field of ‘C-elite’ near Galena, MD. Growers need to be scouting carefully and applying fungicides as needed. If seen… Continue Reading
