Kate Everts, Vegetable Pathologist, University of Maryland; keverts@umd.edu Downy mildew was confirmed on Tuesday, June 26, 2019 on cucumber from Federalsburg, MD. This is the furthest north the disease has currently been found in 2019. Cucumbers in the region should… Continue Reading
Kate Everts, Vegetable Pathologist, University of Delaware and University of Maryland; keverts@umd.edu Note: Please read labels carefully as some of the fungicides mentioned in this article are not labelled on all cucurbits. Powdery Mildew on Cucurbits Powdery mildew on cucurbits… Continue Reading
Gordon Johnson, Extension Vegetable & Fruit Specialist; gcjohn@udel.edu With downy mildew being found in pickling cucumbers on Delmarva, resistant varieties should be considered. We now have several slicing and pickling cucumbers with some degree of resistance to the current aggressive… Continue Reading
Kate Everts, Vegetable Pathologist, University of Delaware and University of Maryland; keverts@umd.edu Downy mildew on processing cucumber was found on Thursday, June 13, 2018 in Dorchester County, MD. This is one of the earliest occurrences of downy mildew in Maryland.… Continue Reading
Kate Everts, Vegetable Pathologist, University of Delaware and University of Maryland; keverts@umd.edu Scab of Cucurbits Cool wet weather is associated with several vegetable diseases. One of these is scab on cucurbits, caused by the fungus Cladosporium cucumerinum, which is favored… Continue Reading
