Plant & Pest Advisory

July 7, 2016 Cesar Rodriguez-Saona

Sparganothis Fruitworm Degree-Day Update: as of July 6, 2016

As of July 6, Sparganothis has accumulated 1,175 DD. Based on the DD model, Sparganothis has passed peak flight, and is laying eggs. 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 peak egg-hatch/larval-emergence, […]

Filed Under: Cranberry, Fruit

July 6, 2016 Kris Holmstrom and Joe Ingerson-Mahar

Veg IPM Update: Week Ending 7/06/16

Sweet Corn European corn borer (ECB) moth catches remain very low now. Only scattered individuals are now being captured, and growers are managing residual infestations. At the present, the highest adult activity is in Salem county, although it is quite low even there (see ECB map). Larval feeding ranges from single digits to above 20% in areas where […]

Filed Under: Vegetable Crops

July 6, 2016 Dean Polk, Dave Schmitt, Atanas Atanassov, Carrie Denson

Fruit IPM for 7-5-2016

Time to start applications for second generation codling moth in apples. Protect ripening peaches from brown rot. Spotted wing drosophila still a problem. View the full update for 7-5-2016.

Filed Under: Fruit, Tree Fruit

July 5, 2016 Andy Wyenandt

Dickeya dianthicola affecting potato growers throughout Mid-Atlantic region and elsewhere – Updated 7/11/16

In addition to Dickeya dianthicola being found in ‘Superior’, ‘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’. Other varieties such as ‘Yukon Gold’ have also […]

Filed Under: Vegetable Crops Tagged With: Dickeya, Maine

July 4, 2016 A.Wyenandt, W.Kline, and J.Ingerson-Mahar

Potato | Tomato Disease Forecast 7-5-16

Click to View | Download Report 7-5-16 Potato Disease Forecasting Report We will be tracking DSVs for Late blight development and calculating P-days for initiating the first early blight fungicide application. The first late blight fungicide application is recommended once 18 DSVs accumulate from green row. Green row typically occurs around the first week in May […]

Filed Under: Disease Forecasting

June 30, 2016 A.Wyenandt, W.Kline, and J.Ingerson-Mahar

Potato | Tomato Disease Forecast 7-1-16

Click to View | Download Report 7-1-16 Potato Disease Forecasting Report We will be tracking DSVs for Late blight development and calculating P-days for initiating the first early blight fungicide application. The first late blight fungicide application is recommended once 18 DSVs accumulate from green row. Green row typically occurs around the first week in May […]

Filed Under: Disease Forecasting