UCCE Sonoma County
University of California
UCCE Sonoma County

UCCE Sonoma County Grape Day

GD Title in vineyard

February 7, 2019

Santa Rosa Veterans Memorial Building
1351 Maple Ave, Santa Rosa

Sonoma County Grape Day is an annual program that provides
research-based information on issues important to the production of coastal winegrapes

Early start time! Sign in and Breakfast from 7 am to 8 am.
Program begins 8 am and ends at noon.


  7:00 Sign-in and Continental Breakfast 

  8:00 Update: Vine performance in site infested with X. index nematode
               Rhonda Smith, UC Cooperative Extension Viticulture Advisor, Sonoma County

  8:30 Smoke taint: Effect of wildfires on fruit and wine composition
          Dr. Thomas Collins, Assistant Professor, Washington State University

  9:30 Preemergence herbicide programs for vineyard production systems
           Dr. Brad Hanson, Extension Weed Specialist, Department of Plant Sciences, UC Davis

10:20 Revisiting our understanding of Pierce's disease epidemiology in the North Coast
           Dr. Matthew Daugherty, Extension Specialist and Entomologist, UC Riverside and UC Berkeley

11:00 How leaf removal and dropping fruit affects berry ripening
           Dr. Kaan Kurtural, Extension Viticulture Specialist; UC Davis and UC Oakville Experiment Station

Noon: End of Program 

Half sheet flyer (pdf)

1.5 Continuing Education hours have been approved


Cost: $42 if payment received by NOON on Wednesday, February 6  
$47 at the door (cash/check only) 

SC Winegrape Commission

Register online with credit card

Register by mail and pay with a check

Student-only Registration Form


University of California Cooperative Extension, Sonoma County
133 Aviation Blvd Suite 109, Santa Rosa, CA 95403  Phone: 707.565.2621  Fax: 707.565.2623
Office Hours:  M-F, 8am-Noon & 1pm-4pm

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Webmaster Email: klgiov@ucanr.edu