Cucumber downy mildew update | MSU Extension Vegetables

Downy mildew on cucumber or any other cucurbit has not been confirmed yet in 2019 in Michigan or in adjacent states of the Great Lakes region. Our molecular analysis of the spore traps has recently confirmed cucumber downy mildew spores in the air via our molecular testing a couple of times, but this has not happened frequently or to the level that might be expected if downy mildew was well established in our production areas.

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Phytophthora and Downy Mildew Workshop for Vegetable Growers

Learn the latest research-based strategies for managing cucurbit downy mildew and Phytophthora capsici in pickling cucumbers. Our special guest Dr. Lina Quesada-Ocampo of North Carolina State University—a national leader in research on cucurbit downy mildew-will partner with Dr. Mary Hausbeck to give an in-depth overview of the biology and control of these devastating diseases.

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