Bob Mulrooney, Extension Plant Pathologist; bobmul@udel.edu Downy is now present in all three counties in DE on cucumber both pickling cucumber and slicers. I have yet to see it on any other cucurbit so far. Just goes to show you… Continue Reading
Bob Mulrooney, Extension Plant Pathologist; bobmul@udel.edu Wednesday’s rain was a high risk event for cucurbit downy mildew in the region. Be sure downy mildew fungicides are being employed for disease control at this time. There have been no new reports… Continue Reading
Gordon Johnson, Extension Vegetable & Fruit Specialist; gcjohn@udel.edu As all pickling cucumber growers should be aware by now, downy mildew has again made its way to Delmarva and targeted downy mildew fungicide sprays will be necessary for protection of pickle… Continue Reading
Bob Mulrooney, Extension Plant Pathologist; bobmul@udel.edu Downy mildew was found on July 7 in the sentinel plot near Georgetown on cucumber. Only a few leaves were exhibiting symptoms and less than 5% of the leaf surface was infected. The fungus… Continue Reading
Bob Mulrooney, Extension Plant Pathologist; bobmul@udel.edu Cucurbit Downy Mildew We are at minimal risk at the present but keep up to date by checking the ipm PIPE website http://cdm.ipmpipe.org regularly for updates. Downy mildew was found in New York state… Continue Reading
