Grape Production

This video series introduces grape growers, wine grape industry professionals, and academic audiences to the National Clean Plant Network and its role in ensuring healthy, virus-free grapevine material.

Guidance for reporting grapevine freeze damage from the April 2026 event.

Black rot, Guignardia bidwelli, is one of the most serious diseases of grapes in the eastern United States.

Downy mildew, Plasmopara viticola, can infect berries, leaves, and young shoots. It occurs wherever it is wet and warm during the growing season.

Hear USDA/SCRI experts share research and tools for balanced grapevine nutrition, with time for open discussion and questions.

When early spring warming is followed by below freezing temperatures, grape growers keep their fingers crossed, hoping to escape freeze injury.

Potassium (K) plays a critical role in many plant physiology and biochemistry processes such as photosynthesis, osmoregulation, and enzyme activation.

Update on Cornell Grape Pathology advances—double-stranded RNA, biologicals, resistant varieties, AI tools, and spray strategies—linked to pathogen biology and vineyard management.

Get updates on spotted lanternfly research, vineyard impacts, management strategies, and engage with experts in a moderated panel discussion.

This article reviews the fundamentals of grapevine cold hardiness and introduces a new tool growers can use to predict risk potential for cold damage to grapevine buds during the dormant season.

Vineyard health and productivity are dependent on several interacting factors, such as the site/region in which the vineyard is planted, the genetic background of the grapevines being cultivated, and the effectiveness of pest management.

This weekly news update reports on ripening progress of wine grape cultivars from commercial vineyards in Pennsylvania

This weekly news update reports on ripening progress of wine grape cultivars from commercial vineyards in Pennsylvania

This article provides an overview of agricultural census data and trends for Pennsylvania's grape industry.

This web application provides wine grape cultivar-specific information, vineyard performance, wine production, and sales trends state- and county-wide.

A video series discussing the spotted lanternfly life stages, scouting, and control strategies for the grape and wine industry in Pennsylvania and eastern United States.

This article features in-depth information regarding current knowledge and management practices for dealing with spotted lanternflies in vineyards. Topics covered include spotted lanternfly life cycle and identification, biological control, quarantine regulations, and much more.

Discover how to optimize vineyard floor management with strategies tailored to regional conditions, production goals, and regulations. Gain insights into cover crops, weed control, and best practices.

Discover how to optimize vineyard floor management with strategies tailored to regional conditions, production goals, and regulations. Gain insights into cover crops, weed control, and best practices.

Optimize vineyard nutrients for healthy vines and quality fruit—ideal for vineyard owners, managers, and winemakers.

A brief review of reminders and considerations in the vineyard and winery as the vine transitions from the vegetative growth stage to the fruit ripening period.

A summary of how grapevine fruit zone leaf removal has been mechanized.

An overview of grapevine fruit zone leaf removal.

A basic overview of grapevine cane and spur pruning anatomy and mechanics.

A manual designed for extension workshops that details laboratory procedures for juice and wine analysis, providing practical guidance for individuals involved in Pennsylvania's wine industry.