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Napa County UCCE
University of California
Napa County UCCE

Vineyard Views & Events

Latest information on viticulture, UC research and newly released UC publications.

Issue Articles Type Date Added
Business of Vineyards-Part 1: Preparedness & Post-Fire Resources/Updates (78KB)

Join the Napa Valley Grapegrowers for a seminar covering crop insurance, disaster preparedness, and recovery best practices from industry experts.

This event is free but Registration is required.

2018 The Business of Vineyards - Part 1: Vineyard Preparedness and Post-Fire Resources & Updates

Thursday, December 7, 2017, 1-4 pm
Registration begins at 12:30pm with light snacks

Yountville Community Center
6516 Washington Street, Yountville

If you cannot attend this event in-person but would like to view it online, please select the “Livestream Trial” ticket and you will be emailed more information.  2018 Livestream Trial tickets for live-streamed NVG events are underwritten by the USDA Risk Management Education Grant.

Questions and for additional information please call the Napa Valley Grapegrowers at 707-944-8311.

PDF 12/5/17
Illness & Injury Prevention Training, UC Davis - FREE (2,239KB)



The Western Center for Agricultural Health & Safety is hosting a FREE Illness & Injury Prevention Program Training Course on Thursday, December 14, 2017, 9 am - 12 pm in Woodland.

You will learn how to develop and implement an effective health and safety program at your workplace that meets the requirements of Cal/OSHA's Injury & Illness Prevention Plan (IIPP) standard.



PDF 11/7/17
Inspecting green-growing vines for VMB (22,963KB)

Vine mealybug has been found on recent nursery shipments of green-growing vines in the North Coast region. 

Follow the newsletter link below to learn more. The newsletter can be used as training tool for crews inspecting vines as they are received. 

In Napa County, staff of the Agricultural Commissioner inspect all incoming shipments of green-growing vines and nursery plants. If you are expecting a shipment, contact the Agricultural Commissioner's office: (707) 253-4357

PDF 8/10/17
Oakville Station Seminar Series & BBQ - August 11 (281KB)

Didn't make it to the August 4 Oakville Seminar? 
Well, good news, we are repeating the event on August 11!

Oakville Station Seminar Series & BBQ - Seminar Flyer
Friday, August 11, 2017, 1:30 pm

Registration is required.  $40/person - due to limited space, please limit the number of your employees to 2/company.

Henry Jacobs Research Facility (UCD Oakville Experimental Station) - Map 
1380 Oakville Grade Road, Oakville

Agenda includes a field tour and discussion of current research in viticulture.

PDF 8/4/17
Management of Virginia creeper leafhopper (1,643KB)

Follow the link below to updated information from Houston Wilson and Lucia Varela regarding the management of Virginia creeper leafhopper (VCLH), an invasive pest of north coast vineyards. 

The VCLH areawide management project website contains additional information on leafhopper identification, monitoring, natural enemies, and management. 

PDF 2/8/17
Tree Assistance Program - Disaster Assistance - Grapevine Red Blotch (239KB)

Tree Assistance Program (TAP) – provides financial assistance to eligible orchardists and nursery tree growers to replant or rehabilitate eligible trees, bushes and vines lost by natural disasters. Eligible trees, bushes, and vines are those from which an annual crop is produced for commercial purposes.  Trees used for pulp or timber are ineligible for TAP assistance. 

Please read the following documents for eligibility and application process:

Tree Assistance Program (TAP) Fact Sheet

Approved Disease – Grapevine Red Blotch-eligible plant disease for select counties in California

For more information on FSA disaster programs, visit or visit your local FSA county office.  Visit to find your local FSA county office.

PDF 4/12/16
Potential benefits of powdery mildew resistant grapevines (201KB)

Recent research from the UC Davis Department of Agricultural and Resource Economics evaluated the potential economic benefits to California of powdery mildew resistant grapevines. (See newsletter link below).

As a follow-up to this study, the research team is collecting information on grower preferences for specific traits. We would appreciate if you could take a few minutes to respond to their survey questions

Please direct questions to Olena Sambucci,

PDF 12/10/15
Walnut Twig Beetle and Thousand Cankers Disease (5,462KB)

In early September 2015, the California Department of Food & Agriculture confirmed the presence of thousand cankers disease of walnut in Napa County. 

Access the newsletter below for additional information on this fungal disease and the beetle that moves it from tree to tree. 

PDF 11/3/15
Sustainable Groundwater Management Act (72KB)

Signed by Governor Brown on August 29, 2014

Videos from the entire day-long seminar regarding the passage of SGMA. Panel discussion of both groundwater and surface water issues in the current political and drought environments. 

View the entire day’s lecture (February 13, 2015 Water Regulation and Vineyard Management Seminar) 

Courtesy of Department of Viticulture & Enology
UC Davis 


PDF 8/13/15
Monitoring Guide for Western Grapeleaf Skeletonizer (1,370KB)

On June 24, 2015, staff of the Napa County Agricultural Commissioner found one male Western Grapeleaf Skeletonizer in a pheromone-baited trap in a vineyard on Tubbs Lane in Calistoga. 

UCCE Advisors Lucia Varela and Monica Cooper developed a "Monitoring Guide for Western Grapeleaf Skeletonizer" so that vineyard owners, growers and workers could familiarize themselves with the pest's life stages and feeding habits.

Please use the newsletter link below to access the Monitoring Guide (English and Spanish versions). 

If you find this pest or feeding damage in Napa County please contact the office of the Agricultural Commissioner: 707-253-4357, OR contact UC Cooperative Extension: 707-253-4221,

For additional information on biology and management of this pest, access the UC IPM Pest Management Guide for Western Grapeleaf Skeletonizer

PDF 7/8/15
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