Botrytis Resistance Testing Key for Strawberry, Grape Producers

Jim Rogers Disease, Grapes, Strawberry

By Clint Thompson A University of Georgia Extension fruit disease specialist encourages grape and strawberry producers who are concerned that botrytis resistance is developing to their fungicides to comply with testing procedures at Clemson University. Phil Brannen stresses that growers should be concerned with potential resistance forming to the botrytis disease. “Botrytis as a fungus is more adept at developing …

Potential Solution for Grape Root Borers?

Jim Rogers Grapes, Pests, Research

By Clint Thompson There could be another tool in the toolbox for producers in the management of grape root borers. Brett Blaauw, assistant professor at the University of Georgia (UGA) College of Agricultural and Environmental Sciences, has one year of research in studying entomopathogenic nematodes. He discussed the positive impact the nematodes had on the grape pests. “At least the …

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Grape Producers Looking for Rain, Just Not as Much as 2021

Jim Rogers Grapes, Weather

By Clint Thompson Grape producers need some rain. They just don’t need a repeat of last season, said University of Georgia Cooperative Extension Fruit Disease Specialist Phil Brannen. “As far as grape production, (last year) was very difficult,” Brannen said. “It’d be a lot nicer for us again this year, we don’t necessarily need a completely dry year because I …

Georgia Wine, Grape Producers Fail to Approve Marketing Order

Jim Rogers Georgia, Grapes

Georgia wine producers voted against implementing a marketing order that would have created an assessment on all taxable wine produced by licensed Georgia wineries. Of the 58% of the eligible growers that voted between February 8 and March 9, only 38% voted in favor of the marketing order. The order would have allowed the Georgia Wine & Grape Commission to …

shallow focus photography of blueberries

Downy Mildew Disease: Fungicide Resistance a Concern for Grape Producers

Jim Rogers Alabama, Disease, Georgia, Grapes

By Clint Thompson Downy mildew disease in Southeast grape production is bad enough. The problem is exacerbated as disease resistance continues to worsen. Phil Brannen, University of Georgia Cooperative Extension Fruit Disease Specialist, explains the concerns that producers in Georgia and Alabama should have about the potential for further resistance developing. “There’s already been resistance to the strobilurin (quinone outside …

Fungicides Key During Grape Pruning

Jim Rogers Georgia, Grapes

By Clint Thompson University of Georgia Cooperative Extension Fruit Disease Specialist Phil Brannen reminds grape producers that fungicides need to be applied as they prune their crop ahead of next season. “While they’re pruning and during the time they’re pruning, we do have some concerns about pruning wound injuries and pathogens that come in on pruning wounds. We do recommend …

Alternative Approach: Grape Producers Use Mating Disruption Treatment for Pest

Clint Thompson Alabama, Georgia, Grapes, Pests, Top Posts

The Environmental Protection Agency’s (EPA) decision to ban the use of chlorpyrifos (lorsban) means grape producers need an alternative treatment for grape root borers. According to the University of Georgia (UGA) Cooperative Extension Viticulture Blog, an effective treatment is pheromone-based mating disruption. The dispensers should be set out prior to the adult emergence of the borer. This is usually in …

Southeast Grape Crop Needs Dry Weather

Clint Thompson Alabama, Disease, Georgia, Grapes, Top Posts

By Clint Thompson A rainy summer in the Southeast only got wetter this week thanks to the tropical system ‘Fred.’ It could have a negative impact on the region’s grape crop, which is at the beginning of harvest, says Phil Brannen, University of Georgia Cooperative Extension Fruit Disease Specialist. According to the University of Georgia Weather Network, Gainesville, Georgia received …