Downy mildew on cucumber plants has been verified on two farms in Monroe County, which is located in southeast Michigan. This is the first confirmation of this devastating disease on the east side of the state for 2020. Continue Reading
Cucumber downy mildew has NOT been identified in Ontario, but the risk is high. Growers are advised to use a downy mildew specific fungicide program, if this hasn’t been started.
A valuable resource available to cucurbit growers on the CucCAP website is the Cucurbit Downy Mildew ipmPIPE Pest Information Platform for Extension and Education. The CDM ipmPipe is hosted at NC State University. This website was recently updated and forecasting for the 2020 growing season will begin in late March or early April. The site indicates that CDM […]
Plant Pathologists will discuss Powdery Mildew and Cucurbit Downy mildew in the Vegetable & Cucurbit Session in rooms 201 and 202 on Wednesday: 10:00am: Powdery Mildew Efficacy Trials – What Works Best and Does Chlorothalonil Fit? Dr. Margaret T. McGrath, Cornell U, USA 10:30am: Fruit Rots and Foliar Diseases Dr. Margaret T. McGrath, Cornell U, […]
University of Florida presenters at the Florida Ag Expo in November discussed control Downy Mildew, Powdery Mildew, and Gummy Stem Blight on Cucurbits.
Growers can learn about research on pest control for specialty crops at the upcoming Florida Ag Expo: View the agenda here. We’re looking at ways to try to minimize the development of fungicide resistance as well as ways to try to make programs more cost-effective.
September 30 New report from OH. CDM has been confirmed on jack-o-lantern pumpkin in a field in Harrison County, OH. Incidence is 100%, severity is 50%. Estimated date of first symptoms is September 21. September 27 New report from MS. CDM has been confirmed on cucumber in the sentinel plot in Lee County, MS. Incidence is unknown, severity is unknown. Estimated date of […]
September 13 New report from AR. CDM has been confirmed on jack-o-lantern pumpkin in a 1a field in White County, AR. Incidence is 80%, severity is 20%. Estimated date of first symptoms is September 5. September 9 First report from MS. New reports from KY, NY, and WI. CDM has been discovered on ‘Waldo’ winter squash in a home garden in Copiah County, MS. […]