Based on our degree-day (DD) model for Sparganothis fruitworm, first eggs hatched at about 900 DD (see chart). As of July 02, Sparganothis has accumulated 1,212 DD (using April15 as biofix). This indicates that most eggs should have hatched by now and fruit is susceptible to infestation. Most beds should soon be out of bloom. […]
Continue reading...July 2, 2018 Andy Wyenandt
Cucurbit Downy Mildew ALERT – 7/2/18
Cucurbit downy mildew was confirmed on cucumber near Pedricktown in Salem County, New Jersey on 7/2/18. This is the first report of CDM in New Jersey this growing season. All cucumber growers 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 […]
Continue reading...June 28, 2018 A.Wyenandt, W.Kline, and J.Ingerson-Mahar
Potato | Tomato Disease Forecast 6-29-18
Click to View | Download Report 6-29-18 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 […]
Continue reading...June 27, 2018 Kris Holmstrom and Joe Ingerson-Mahar
IPM Update 6/27/18
Sweet Corn European corn borer (ECB) moth catches in black light traps remain very low. There will be no map in this edition due to insufficient catch. Incidents of feeding are declining as infested plantings proceed to silk and whorl stage corn has not been exposed to egg laying. We should be in a period relatively free of […]
Continue reading...June 26, 2018 Dean Polk, Dave Schmitt, Atanas Atanassov, Carrie Denson
Fruit IPM for 6/26/18
Peach: Oriental Fruit Moth (OFM): Second generation adults are flying in southern and northern counties. Degree day spray timing predictions are updated since last week and are shown below. The second brood often causes the most damage on peaches, since larvae can enter both growing tips and young fruit. Particular attention should be paid to […]
Continue reading...June 25, 2018 A.Wyenandt, W.Kline, and J.Ingerson-Mahar
Potato | Tomato Disease Forecast 6-26-18
Click to View | Download Report 6-26-18 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 […]
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