Filtering by tag: Commercial Horticulture, Nursery & Turf ✕

Tomato Seed Recall for Tomato Brown Rugose Fruit Virus

Tomato brown rugose fruit virus (ToBRFV) was detected on some tomato seeds from a seed company called Fruition Seeds in New York, recently. Although there are not yet any confirmed positives for…

Resistance-breaking variants of TSWV found on Tomato in NC

In summer 2022, symptoms of TSWV (Tomato spotted wilt virus) were observed at two tomato farms in Rowan County, NC on several fresh market tomato cultivars with the gene for TSWV resistance (Sw-5).…

2022 Crop Protection School: Emerging Threats

The 74th Annual Crop Protection School will be held virtually on Thursday, December 1, 2022 using the Zoom platform. Please use this link to register. After registration, you will be sent a passcode…

Late Blight on Tomato in Haywood County (Aug 17, 2022)

Late blight on tomato has been confirmed from a commercial tomato field in Haywood County, NC on August 17, 2022.Growers should monitor frequently for symptoms of late blight and begin applying…

2022 Fungicide Spray Guides for Tomato and Pepper

The fungicide spray guides for tomato and pepper are intended for commercial growers and are suggested products or programs that have been evaluated for efficacy against the disease listed. There are…

Diseases of Hydroponic Leafy Greens and Herbs

Although hydroponic production systems allow growers to control many factors to create a healthy crop, these systems do pose a unique environment for certain diseases. It is important to know the…

Squash Downy Mildew Found in North Carolina

Written by Mariana Prieto-Torres, Savithri Purayannur, Mike Adams, and Lina M. Quesada-Ocampo Pseudoperonospora cubensis, the causal agent of cucurbit downy mildew (CDM), was confirmed on butternut…

Basil downy mildew spores on underside of basil leaf

Basil Downy Mildew Confirmed in Pender County, NC, July 28, 2021

Basil downy mildew has been confirmed on the variety Genovese in a homeowner garden in Pender County, North Carolina. The disease has not been found on the resistant varieties Thunderstruck,…

Cucurbit leaf with yellow mosaic mottling and prominent veins

Cucurbit Downy Mildew Confirmed in Western NC, July 28, 2021

Cucumber downy mildew (CDM) has been confirmed on cucumber plant samples from a commercial grower in Haywood County, NC. Approximately 75-100% of plants were affected. Leaves showed symptoms typical…

Late Blight on Tomato Confirmed in WNC Region --July 28, 2021

Late blight on tomato has been confirmed near Macon County, NC on July 27, 2021.UPDATE August 3, 2021: The strain has been identified as US-23, which has been the dominant strain in recent years.…