Phytophthora blight typically develops in low-lying areas after a heavy rain and can spread quickly throughout the entire field. Cultural Recommendations Planting on a ridge or raised, dome-shaped bed will help provide better soil drainage. Use a minimum 3-year crop rotation with crops other than pepper, cucurbit, lima and snap beans, eggplant, or tomato. In […]
Continue reading...May 10, 2015 Andy Wyenandt
Vegetable Disease Briefs – 5/10/15
Anthracnose has been found in spinach in southern New Jersey. All leafy greens can be predisposed to leaf spots and blights when overhead irrigation has been used extensively during periods of hot, dry weather. This has especially been true in southern NJ this past week. There have been no new reports of basil downy mildew […]
Continue reading...May 10, 2015 Andy Wyenandt
Vegetable Disease Update – 5/10/15
Cole crops Downy Mildew and Alternaria – Symptoms of downy mildew include purple to yellowish-brown spots on upper leaf surfaces. A grayish-white spore mass will develop and cover the underside of leaves under ideal temperatures (night temperatures of 46 to 61°F and day temperatures below 75°F. Downy mildew can kill young plants. Heavily infected leaves […]
Continue reading...May 8, 2015 Richard Buckley
Take(-all) it to the Limit
A sample diagnosed with take-all patch of creeping bentgrass was the highlight of the turfgrass submissions to the Plant Diagnostic Laboratory this week. This sample marks the first in the seasonal transition on golf courses from diseases common to late-winter and early-spring (snow molds/yellow patch) to the late-spring and early-summer problems (take-all/brown ring patch). Yes, […]
Continue reading...May 7, 2015 Dean Polk
Fruit IPM Report 5-7-2015
Download PDF version Peach Thrips including western flower thrips: Thrips are being found in southern peach and nectarine blocks. This is common in years when we have warm dry weather during and shortly after bloom. Delegate is the best material to use, followed by Lannate. Entrust can also be used but will be more expensive. […]
Continue reading...May 7, 2015 Wes Kline and Meredith Melendez
Audit Ready: Unannounced Verification Visits Are Coming
Growers who schedule a USDA GAP or Harmonized audit this year should be prepared for an unannounced verification visit later in the growing season. These unannounced visits have been talked about during our educational sessions, but have mostly not happened due to a lack of auditors in the state. The NJ Department of Agriculture Commodity Inspection and […]
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