Rutgers Cooperative Extension
Sweet Corn We are between European corn borer (ECB) adult generations at this time. Only scattered individuals are being captured throughout NJ (see ECB map). ECB infestations are still present in some sweet corn plantings, but whorl stage corn is now largely free of ECB injury. As always, consider treating when the number of infested […]
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Right along with stormy skies, the Plant Diagnostic Laboratory is firing up with golf turf samples. We’ve seen it all lately: anthracnose, summer patch, slime molds, take-all, Pythium root diseases, annual bluegrass weevils, black turfgrass ataenius, and lots of wear and tear. Here are a couple of random notes from the last week or two:
Continue reading...Click to View | Download Report 7-1-15 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...Grape berry moth is one of the key direct pests of grapes in NJ. Females lay their eggs on the berry and the larvae makes a small entry hole and then feeds inside the berry. Webbing may be observed as the larvae move between berries. A threshold of 10% webbing has been used in NY […]
Continue reading...Most of New Jersey has been plagued by heavy rains and pop-up thunderstorms these past few weeks making conditions ideal for pathogens such as Phytophthora blight (P. capsici) on pepper, eggplant, tomato, and cucurbit crops. Unfortunately, Phytophthora blight can be found on most farms in the southern part of the state. Poor crop rotations with susceptible hosts only […]
Continue reading...Heavy rain and wind can cause pepper anthracnose to flare up quickly! Growers with peppers in fields with a history of pepper anthracnose should scout on a daily basis and initiate a fungicide program as soon as small fruit begin to develop. Pepper anthracnose can be very difficult to control once established. All bell and non-bell peppers are […]
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