Cucurbit Downy Mildew

Jul 2, 2018

Cucurbit Downy Mildew Epidemic History for June 2018

Cucurbit Downy Mildew was reported throughout the southeast and in the mid-Atlantic states in June 2018. The majority of DM reports were on cucumbers with 12 instances in all counties reporting. Three instances of DM on squash were reported, 2 in melon fields, 4 in squash fields and 1 instance in a watermelon field. June…

Jun 13, 2018

June 2018 Extension Cucurbit news | MSU

Pumpkin, Squash, Melon, and Cucumber Crop and Disease updates from Michigan Extension agents.

Jun 8, 2018

Vegetable Production Update | NC State

Excerpts from NC State Plant pathology’s June 8, 2018 biweekly vegetable production conference calls entitled Veggie Calls: A producer in northeastern North Carolina had reported several cucurbit diseases including Phythium root rot and powdery mildew on squash, and leaf spot and gummy stem blight in cantaloupe. Cucurbit Downy Mildew has been reported in Duplin, Sampson, and…

May 31, 2018

Cucurbit Downy Mildew Epidemic History for 2018

May 30: First report from NC. CDM has been confirmed on cucumber in a 10 acre field in Sampson County, NC. Incidence is 10%, severity is 5%. Estimated date of first symptoms is May 29 May 25: First report from GA. CDM has been confirmed on cucumber in a 20 acre field in Brooks County, GA. Incidence is 5%, severity is 10%. Estimated…

May 31, 2018

Cucurbit downy mildew was reported in North Carolina

The NC State Vegetable Pathology program reported that Cucurbit downy mildew (CDM) was confirmed on a cucumber sample from a production field in Sampson county on May 30 of 2018. Read more at the NC State Cooperative Extension Cucurbit Portal.

May 25, 2018

Georgia watermelon growers eye disease pressure following rains | UGA

University of Georgia (UGA) plant pathologist Bhabesh Dutta issued an alert last week to all Georgia vegetable farmers announcing that downy mildew was discovered in northern Florida. The pathogen that causes downy mildew can’t survive a hard frost, so it overwinters in frost-free regions like southern Florida. During May and early June, wind currents blow…

May 17, 2018

MSU Vegetable Pathology begins 2018 Downy mildew spore trapping

The Cucurbit Downy Mildew Spore Trapping Program conducted by the Hausbeck lab at MSU is underway for the 2018 growing season. Spore traps have been set up in multiple locations throughout the state. When downy mildew, a cucumber pathogen, makes its appearance in selected Michigan counties the growers will be informed. Spores were detected in…

Feb 1, 2018

Watermelon disease watch – VSC News

On pages 10 – 11 of this article, UF Extension specialists in Gainsville Fl. discuss strategies to manage fusarium wilt and virus transmission by white fly on watermelon. Inside of the February 2018 issue of VSCNews magazine, readers will find pages packed with disease management strategies. Get an update on the latest disease management research…

Jan 28, 2018

Two new Spanish Fact Sheets now available on the CucCAP website

Dr. Angela Linares-Ramírez and her graduate student, Magdiel Miranda translated the final two cucurbit disease fact sheets authored by Dr. Mary K. Hausbeck, Monitoring and Managing Cucurbit Downy Mildew for Commercial Growers and Management of Cucurbit Downy Mildew for Home Gardeners. The new factsheets, Manejo del añublo lanoso de la cucurbitáceas para los agricultores and Monitoreo y manejo del añublo lanoso de las cucurbitáceas,…

Oct 18, 2017

2017 cdm epidemic history | | ipmPIPE

October 18 First report from IL. CDM has been confirmed on jack-o-lantern pumpkin in a field in Kankakee County, IL. Incidence is 20%, severity is 10%. Estimated date of first symptoms is August 23. October 13 First reports from TN and MO. CDM has been confirmed on melon in a field in Cocke County, TN. Incidence is unknown, severity is unknown.…