Resources | CGCN

The Garden State Wine Growers Association Hosts Presentation on the Blaufränkisch Grape

Posted May 26th, 2021

Presentation on the Blaufränkisch Grape by Noted Wine Grape Geneticist Dr. José Vouillamoz

Grapevine Trunk Diseases and Pruning Webinars

Posted May 6th, 2021

Grapevine Trunk Diseases and Pruning Webinars

Improving virus management in the Australian wine industry

Posted Apr 22nd, 2021

“We desperately need to get a better handle on the transmission aspects of grapevine viruses in Australia,” Constable said. “Many viruses, including grapevine virus A (GVA) and some leafroll viruses, are transmitted by mealybug and scale. And anecdotally, we’re seeing a lot more scale in vineyards.

Crop Protection: Insect and Mite Pests of Grapes

Posted Jan 6th, 2021

Crop Protection: Best Practices Guide - Insect and Mite Pests of Grapes

Upcoming Webinar series on Cool Climate Winemaking

Posted Dec 14th, 2020

Perennia Upcoming Webinar series on Cool Climate Winemaking

Alcoholic Fermentation for Winemaking

Posted Dec 8th, 2020

Perennia: Alcoholic Fermentation for Winemaking

Grapes of Wrath: Trouble in Ontario Wine Country

Posted Oct 26th, 2020

By: Rick VanSickle October 9th, 2020 The Ontario wine industry is in one big hot mess right now, fighting fires on several fronts with few tools to extinguish all the flames engulfing them.

Red blotch disease alters the chemical composition and taste of critical winemaking grapes

Posted Oct 20th, 2020

By: Luyi Cheng Northwestern University October 16th, 2020 Alison Crowe knows there’s a problem. Crowe is a winemaker in California’s Napa Valley. “If you drove through my vineyards right now, you’d see these cute little fuzzy leaves and tiny little baby grape clusters,” she said in April, when everything in the vineyards looked fine. But around July and August, for some vineyards, red blotches appeared on grapevines’ leaves. The blotches signal infection, caused by a virus that stunts...