By Heather Cooper •
Plant & Pest Advisory – July 13, 2025 – Andy Wyenandt There have been a few reports of Southern blight (Sclerotinia rolfsii) and Whitemold (Sclerotinia sclerotiorum) on tomato and pepper in New Jersey. Southernblight is much more common in vegetable areas south of the statewhere summer temperatures remain hotter (above 90°F) for longer periods oftime. […]
By Heather Cooper •
Plant & Pest Advisory – July 7, 2025 – Andy Wyenandt Tobacco Streak Virus (TSV) was found on fresh-market tomato this past week insouthern New Jersey. TSV has a host range of close to 200 species, includingcranberry, tobacco, tomato, pepper, asparagus, bean, soybean, mustard, radish,a number of ornamental hosts as well as weeds such as […]
By Heather Cooper •
Plant & Pest Advisory – June 10, 2025 – Andy Wyenandt Calling all commercial basil growers, researchers, home gardeners, and basil enthusiasts! Our team atRutgers University, UMass Amherst, Bar-Ilan University, and University of Florida are asking for your help! Basil production is still threatened by the devastating Basil Downy Mildew disease and current methods of […]
By Heather Cooper •
Mark VanGessel, Extension Weed Specialist; mjv@udel.edu The June 13th, issue of Weekly Crop Update Volume 33, Issue 14 – University of Delaware Cooperative Extension As we try to maximize the trips across the field, more and more products are being tank mixed together.Sometimes tank mixtures are not recommended due to a loss of efficacy when […]
By Heather Cooper •
Note: This article was written by Emmalea Ernest, Extension Fruit & Vegetable Specialist; emmalea@udel.edu at the University of Delaware. She has listed planting dates for Delaware which should be appropriate for South Jersey. The summer weather is just getting rolling but it is time to plan for vegetable plantings that will be harvested in the […]
By Heather Cooper •
Plant & Pest Advisory – June 18, 2025 – Michelle Infante-Casella With higher temperatures increasing hatch times and spring grains like wheat and rye have dryingdown, thrips may be more prevalent in vegetable crops, especially when small grains are adjacent tovegetable fields. Thrips are very small and often missed if casually looking at a plant […]
By Heather Cooper •
(Supersedes original advisory #2025-05 issued on 05/06/2025) Compliance Advisory – New Jersey Department Of Environmental Protection #2025-07 Issued: 06/03/2025 WHO IS AFFECTED BY THIS ADVISORY?Commercial pesticide applicators and businesses involved in outdoor non-agricultural use of pesticides,including in the lawn and landscape, tree care, and golf course industries. Pursuant to P.L. 2021, c.386,found at N.J.S.A. 13:1F-4.2 […]
By Heather Cooper •
June 2, 2025 – Plant and Pest Advisory – Michelle Infante-Casella, Kate Brown, Stephen Komar and Bill Bamka Heat exposure for agricultural laborers should be a consideration when working outside and even innon-air-conditioned buildings. When a person’s ability to adapt to heat stress is exceeded, exposurecan lead to reduced productivity, mistakes in job performance, increased […]
By Heather Cooper •
This webinar will take place every second and fourth Tuesday from 12-1 PMfrom April to September and is free to attend.Registration is required at https://go.rutgers.edu/e64zfetw. The focus of this program is to provide timely updates on pest, disease, andweeds impacting commercial ornamental producers. The webinars will focuson the most important pests for a 2 week […]
By Heather Cooper •
Plant & Pest Advisory – June 23, 2025 – Tim Waller Explore the Rutgers New Ornamental IPM Program website, your go-toresource for a variety of tools and information, including the Plant & PestAdvisory, the Rutgers NJAES Plant Diagnostic Laboratory, and insights onScouting with Growing Degree-Days. Additionally, the site features theUSPest Growing Degree Day Model and […]
By Heather Cooper •
Plant & Pest Advisory – May 27, 2024 – Andy Wyenandt Septoria leaf spot (SLS) in Parsley can cause significant losses in fields where it has become established.Like other Septoria’s, the leaf spots produced on parsley look much like the leaf spots produced on tomatoes and other crops. Septoria leaf spot overwinters from year to […]
By Heather Cooper •
Plant & Pest Advisory – June 4, 2024 – Andy Wyenandt Asparagus growers should consider scouting their fields regularly during the summer months for foliar disease development. Important pathogens that growers need to scout for on a regular basis include Purple spot, Cercospora, and Rust. These pathogens are easily diagnosed by the characteristic symptoms they […]
By Heather Cooper •
Plant & Pest Advisory – June 9, 2024- Andy Wyenandt Symptoms usually begin to appear on random plants throughout the field as green fruit begins tomature. The bacterium (Pseudomonas corrugata) is ubiquitous to soils and develops when weatherconditions (cooler nights/very hot, humid days) and cultural practices (i.e., excess heavy N use) leadto favorable conditions for […]
By Heather Cooper •
Plant & Pest Advisory – May 27, 2025 – Andy Wyenandt Rhizoctonia root rot has been reported over the past week. Rhizoctonia root rot, caused byRhizoctonia solani, is an important soil-borne fungal pathogen with a very large host range.Thepathogen can survive saprophytically on living or dead plant material (organic matter) oras sclerotia inthe soil (for […]
By Heather Cooper •
Plant & Pest Advisory – June 8, 2024 – Andy Wyenandt Pepper anthracnose caused by Colletotrichum spp. has become a significant problem on some farmsin southern New Jersey. Unlike in tomato, where symptoms are only present in mature (red) fruit, pepper anthracnose caninfect pepper fruit at any growth stage. Currently, there are no commercially-available bell […]