Downy Mildew News

Cucurbit Downy Mildew

MSU Extension News for Agriculture-Vegetables

Hausbeck, M.  2019. Cucumber Downy Mildew Moves Across Michigan. Growers urged to apply fungicides proven to be effective immediately. Downy mildew on cucumber has been verified in three cucumber producing counties on the west side of the state and one pickling cucumber producing county on the east side of the state. The downy mildew on the east side of the state was verified August 20, 2019, the infection was very young and appeared to be quite recent.  Vegetables:  22 Aug.

Hausbeck, M.  2019.  Cucumber downy mildew update: Michigan State University manages spore detection network and welcomes plant samples.  MSU Extension News for Agriculture-Vegetables: 22 Jul.

Hausbeck, M.  2019.  Vegetable disease alert: Act now to protect cucumbers and onions.  MSU Extension News for Agriculture-Vegetables: 8 Jul.


Cucurbit Downy Mildew Forecasting (ipmPIPE)
Enviro-weather Vegetable: weather-based pest, natural resources, and production management tools for vegetables

Project GREEEN 20 yearsProject GREEEN supported Dr. Hausbeck’s research into the emerging cucurbit downy mildew problem in Michigan.  See the video.2019 Downy Mildew Spore Trap Totals