Plant & Pest Advisory

Rutgers University | New Jersey Agricultural Experiment Station | Pesticide User Responsibility

June 4, 2018 Cesar Rodriguez-Saona

Sparganothis Fruitworm Degree-Day Update: as of June 4, 2018

Based on our degree-day model for Sparganothis fruitworm, flight initiation is expected at around 596 DD (see chart). As of June 4, Sparganothis has accumulated 626 DD (using April 15 as biofix) or 586 DD (using April 25 as biofix). This indicates that flight activity has just started or will start soon. Growers are advised […]

Filed Under: Cranberry, Fruit

June 1, 2018 Dean Polk, Dave Schmitt, Atanas Atanassov, Carrie Denson

Fruit IPM for 5/31/18

Peach: Oriental Fruit Moth (OFM): Applications made for the first generation are now over in all counties, unless trap counts exceed 6 moths per trap. The second generation flight should start in about a week to 10 days with controls targeted starting about mid-June in southern counties.

Filed Under: Blueberry, Fruit, Tree Fruit, Uncategorized, Wine Grape

May 31, 2018 A.Wyenandt, W.Kline, and J.Ingerson-Mahar

Potato | Tomato Disease Forecast 6-1-18

Click to View | Download Report 6-1-18 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 Tagged With: potato, tomato

May 31, 2018 Michelle Infante-Casella

Rutgers Cooperative Extension of Gloucester County Has New Office Location

County Agricultural Agents, Michelle Infante-Casella and Hemant Gohil have a new office location in Gloucester County. The Rutgers Cooperative Extension (RCE) Office in Gloucester County relocated last week. The new location is now at the Shady Lane County Complex, 254 County House Road, Clarksboro, NJ 08020. The entrance is on the right side of the […]

Filed Under: Blueberry, Commercial Ag Updates, Cranberry, Disease Forecasting, Field, Forage & Livestock, Food Safety, Fruit, Landscape, Nursery, & Turf, Nursery, Organic Production, Plant Diagnostic Lab, Strawberry, Tree Fruit, Turf, Uncategorized, Vegetable Crops, Wine Grape

May 30, 2018 Kris Holmstrom and Joe Ingerson-Mahar

IPM Update 5/30/18

Sweet Corn Increasing numbers of European corn borer (ECB) moths have been captured this past week, but still relatively few moths overall. At present, the highest activity is on the Cumberland-Atlantic border, with minor concentrations in Salem and northern Burlington counties (see ECB map). As early sweet corn plantings progress through whorl and pre-tassel stages, feeding from this […]

Filed Under: Organic Production, Vegetable Crops

May 30, 2018 Andy Wyenandt

Vegetable Disease Update – 5/30/18

Downy mildew was confirmed on pea last week. The cool, damp weather the past week has been ideal for downy mildew development on spring crops. Soft rot, caused by Pectobacterium spp., was detected on planted potato seed last week in southern New Jersey. Bacterial leaf spot in romaine lettuce was found in the past week. The […]

Filed Under: Vegetable Crops