We have  recently confirmed Cucurbit leaf crumple virus (CuLCrV) on snap bean at UGA, Tifton, GA. The symptoms  include crumpling, curling, yellowing and chlorosis of leaves. Infected plants appear stunted with distorted growth. Disease symptoms can be severe and may result in yield losses.  The virus spreads by whiteflies in a persistent manner. Current projections indicate  low disease incidence and sporadic/limited…

While some growers were successful managing pepper weevil this spring, others were not. PEPPER WEEVIL IS NOT A PEST YOU WANT TO GET BEHIND ON. Weevils can enter a field and feed on foliage as soon as it is transplanted (or before in the greenhouse), but they cannot reproduce until there are fruiting structures present.…

Whitefly have been building for several weeks and are at high levels in some areas. Insecticide options for whitefly have not changed a great deal in the last year. The cornerstone chemistries for whitefly are still the Group 4 (Venom, Assail, Actara, Sivanto and pre-mixes containing these prodcuts) and Group 28 (Coragen, Verimark, Exirel) insecticides,…

We have had reports of whiteflies in multiple locations for some time. Thankfully they have remained low; however, that could change rapidly. In tests on station in Tifton, the whitefly population has increased significantly in the last week or so. We are seeing silverleaf in young squash. Adult counts today in squash averaged about 30…

Downy mildew on watermelon was confirmed on May 24 and May 27 from Decatur and Crisp Co.  I would suggest our cucurbit growers to look for the downy mildew symptoms in their fields. Also, please advice your growers to include “Downy fungicides” in their weekly spray. Specifically on watermelon, please use following fungicides on a 5-7 day rotation: Orondis…

Here are some important points to consider while managing downy mildew of onion: Question:   “I found some downy in my onions today.  It has been sunny, clear, and low humidity all week long.  I thought downy liked humid, wet, cloudy weather.  Why am I seeing it?” Response:  Yes, you are correct.  Downy mildew development is…

We have confirmed Downy Mildew of Vidalia Onion today in the growing region today.  I am urging growers to please take precautions and protect their crop from this disease! Here are your control options, based on the most recent (2018) UGA research data.  I want to provide some options and how I rank them in terms…

Catamaran® is a combination fungicide which contains chlorothalonil and potassium phosphite. This product is effective in the control of specified crop diseases and also provides protection through activation of the plants’ natural resistance mechanism. Catamaran® is intended for use as part of an Integrated Pest Management (IPM) system. When used in conjunction with good cultural…

Please check out the attached extension publication to learn more about chemical nematicides for use in vegetable crops. To access, please click on the link:   https://secure.caes.uga.edu/extension/publications/files/pdf/B%201502_1.PDF    

Damage to the fall vegetable industry caused by Hurricane Michael has thus far been significant for growers in Southwest Georgia.  Damage closely followed the path of the storm, with a line stretching from Seminole and Decatur counties up through Mitchell and Grady, Colquitt, Tift and even reaching fields in the Crisp county region.  Vegetable production…