Basil downy mildew has been confirmed in southern and central New Jersey. Cucurbit downy mildew has been confirmed as far north as Maryland this week. Bacterial canker in tomato has been reported. Angular leaf spot of cucumber has been reported. Water-soaked lesions similar to cucurbit downy mildew appear on the bottom of the leaves at […]
Continue reading...June 30, 2016 Andy Wyenandt
Basil downy mildew confirmed in southern and central New Jersey – ALERT 6/30/16
Basil downy mildew has been confirmed on field-grown basil in southern and central New Jersey on 6/29/16. This is the first report of the pathogen in New Jersey and the mid-Atlantic region this growing season. All basil growers are encouraged to scout on a regular basis and initiate a protectant fungicide program if one hasn’t […]
Continue reading...June 29, 2016 Kris Holmstrom and Joe Ingerson-Mahar
Veg IPM Update: Week Ending 6/29/16
Sweet Corn European corn borer (ECB) moth catches remain very low now. The first flight is over, and growers are now managing subsequent infestations, which are generally lower than normal. Present adult activity is too low to generate a map image (<0.5 moths/night in all traps). Larval feeding ranges from single digits to above 20% in […]
Continue reading...June 29, 2016 Andy Wyenandt
Cucurbit downy mildew confirmed on cucumber in Maryland – ALERT
Cucurbit downy mildew was confirmed on cucumber in Caroline County, Maryland on the Eastern Shore on 6/27. This is the first report of cucurbit downy mildew in the mid-Atlantic region this growing season. All cucurbit growers should scout their fields on a regular basis and initiate a protectant fungicide program. Cucumber growers should include downy mildew-specific […]
Continue reading...June 28, 2016 Cesar Rodriguez-Saona
Sparganothis Fruitworm Degree-Day Update: as of June 27, 2016
As of June 27, Sparganothis has accumulated 968 DD. Based on the DD model, Sparganothis has reached peak flight, and should have started egg laying. Reminder that a single insecticide application, i.e., post-bloom application with Delegate, Altacor, Diazinon, or Intrepid, aimed at Sparganothis larvae will likely have the greatest effect if it is timed for […]
Continue reading...June 28, 2016 Andy Wyenandt
Dickeya dianthicola affecting potato growers throughout Mid-Atlantic region – Updated 7/5/16
In addition to Dickeya dianthicola being found in ‘Reba’, ‘Snowden’, and ‘Norwis’ on 3 farms in New Jersey this year, the pathogen has also been detected in fields with seed originating from Maine on 5 farms on Long Island in ‘Reba’, ‘Vivialdi’, ‘Superior’, ‘Norwis’, and ‘Waneta’ and three fields of ‘Vivaldi’ in DE. The pathogen […]
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