Cucurbit downy mildew was confirmed on cucumber in northern New Jersey (Hunterdon County) today in the cucurbit downy mildew sentinel plot at the Snyder Research and Extension Farm in Pittstown. This is the fourth report of CDM on cucumber in New Jersey this growing season. No other cucurbit crops were affected. All cucumber growers in NJ are encouraged to add downy mildew specific fungicides to their weekly maintenance spray programs. All growers should scout cucumber plantings as well as all other cucurbit crops for symptoms. CDM has also been reported on cucumber in MD, DE, and PA. To track the progress of cucurbit downy mildew in the US through the CDMpipe website through NCSU please click here.
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Cucurbit Downy Mildew ALERT – 7/6/17
Cucurbit downy mildew was confirmed on cucumber in northern New Jersey (Warren County) today near Allamuchy. This is the third report of CDM on cucumber in New Jersey this growing season. All cucumber growers in NJ are encouraged to add downy mildew specific fungicides to their weekly maintenance spray programs. All growers should scout cucumber plantings as well as all other cucurbit crops for symptoms. CDM has also been reported on cucumber in MD, DE, and PA. To track the progress of cucurbit downy mildew in the US through the CDMpipe website through NCSU please click here.
Vegetable Disease Update – 7/6/17
- Cucurbit downy mildew has been confirmed on cucumber in 2 counties in southern New Jersey. All cucumber growers should consider adding downy mildew specific products to their regular maintenance programs.
- Basil downy mildew has been reported in central New Jersey.
- Late blight has been reported in areas outside the mid-Atlantic region this past week. There have been no new reports of Late blight on tomato or potato in our region in the past week.
- Dickeya dianthicola has been found in potato in Australia.
- Surveying for Dickeya dianthicola in potato fields and irrigation sources in NJ is currently on-going. If you suspect Dickeya, please contact your county agent. The best method for controlling Dickeya dianthicola in your operation is to adopt a zero-tolerance policy.