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.