Nursery Update 5/20/24 – Red-headed flea beetle and flathead borer ADULT emergence, Boxwood blight, bagworms, more

Please note: The Rutgers Nursery and Green Industry Working Group is working to deliver regular pest and disease updates throughout the season. These will be in addition to important alerts, critical topics, and pesticide credit opportunities. This tool is made for you, the commercial agriculture business, so please let us know if there are particular […]

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NEWA Disease and Insect Forecasting System

Since 2011 the vegetable working group has teamed up with Cornell University’s NEWA to bring tomato and potato late blight and early blight forecasting to vegetable growers throughout New Jersey. Over 50 weather stations from Sussex to Cape May County now offer disease as well as insect forecasting services for numerous important pests.

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Beat the Heat: Recognize Signs of Heat Illness

Several types of heat-related illnesses can affect workers and symptoms may be non-specific. When a worker is performing physical labor in warm environments, any unusual symptom may be a sign of heat illness. The chart below from OSHA outlines symptoms and signs that may indicate heat stress. Note that common signs and symptoms include muscle pain, […]

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Identifying and controlling Botrytis in high tunnel and greenhouse tomato production

Botrytis, or gray mold, caused by the fungus, Botrytis cinerea, can cause significant losses in high tunnel and greenhouse tomato production if not controlled properly. The pathogen can rapidly spread during periods when structures are closed and when relative humidity remains high for long periods of time. This often occurs when outside weather remains cool […]

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Diagnosing Important Diseases In Tomato – Reference Guide

The following images consist of important diseases in tomato. These images can be used as a quick reference for diagnosing important fungal and bacterial pathogens. For best results, please turn your device (i.e., cell phone) sideways. For information on commercial control recommendations, please visit the tomato section of the 2022/2023 Mid-Atlantic Commercial Vegetable Production Guide. […]

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Diagnosing Southern Blight and White Mold in Tomato and Pepper

There have been a few reports of Southern blight (Sclerotinia rolfsii) and White mold (Sclerotinia sclerotiorum) on tomato and pepper in New Jersey. Southern blight is much more common in vegetable areas south of the state where summer temperatures remain hotter (above 90°F) for longer periods of time. Like white mold, it can survive in […]

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