Information for commercial vegetable production in Ontario
Cucurbit downy mildew was confirmed in Western Michigan on July 25, 2018. See http://www.canr.msu.edu/news/downy-mildew-found-in-michigan-cucumbers-in-2018 for more details about the current infection.… Continue Reading Cucurbit Downy Mildew Update – July 26, 2018
Learn, participate and have your say The proposed Plant and Animal Health Strategy for Canada was drafted together by governments,… Continue Reading Consultation for the Plant and Animal Health Strategy for Canada
Despite the hot, dry conditions, levels of asparagus rust are increasing in young plantings. Foliar disease management is important in… Continue Reading Scout for Asparagus Rust
By Elaine Roddy, Vegetable Crops Specialist, OMAFRA Do you ever just get completely overwhelmed by choices? I do. Especially when… Continue Reading Cucurbit Disease Update – July 7th, 2015
Both rust and purple spot (stemphylium) thrive under cool, wet conditions. Scout fields regularly, at least 2 times per week… Continue Reading Watch for Diseases in Asparagus
Last week’s confirmation of downy mildew in both Kent and Elgin was unusually early. Recent reports have also been made… Continue Reading Cucumber Downy Mildew Control in a Challenging Season
Trace amounts of downy mildew were found in a Kent County cucumber field today by the University of Guelph, Ridgetown… Continue Reading Cucurbit Downy Mildew Confirmed in Kent County – June 22, 2015
By Elaine Roddy, OMAFRA and Cheryl Trueman, University of Guelph – Ridgetown Campus Rhizoctonia belly rot has been identified in… Continue Reading Research Update – Rhizoctonia Belly Rot of Cucumbers
We have had reports of asparagus rust in new plantings. Now is the time to get out and scout; especially… Continue Reading Get out and Scout for Asparagus Rust Symptoms
From ONvegetables in The Grower, February 2014 Identification: Currently, bacterial leaf spot (Xanthomonas cucurbitacae) is not commonly found in Ontario. … Continue Reading Pest of the Month – Bacterial Spot of Pumpkins and Squash