Cooperative Extension Contra Costa
University of California
Cooperative Extension Contra Costa

Crop Currents

Farm Advisor's Quarterly Newsletter

Issue Articles Type Date Added
July 2014
  • How Much Water Do Trees & Vines Need
  • Mid-summer Water Curtailment?
  • Water Quality Considerations
  • Funding for Irrigation System Improvements
  • Cherry Buckskin Survey Results
  • Orchard July Leaf Analysis
  • Calendar
PDF 6/30/14
Pesticide Safety Training

Reminder of last training and time change

Pesticide Safety Training
Thursday, June 19, 2014
NEW TIME:  1:00 - 3:00 p.m.


PDF 6/5/14
May 2014
  • UCCE Celebrates 100 Years!
  • UC Davis Small Grains/Alfalfa Field Day
  • Walnut Pruning Trial Field Day
  • Cottage Food Operations Workshop Series
  • An Introduction to the New Wines of Greece
  • 2014 Russell Ranch Sustainable Agriculture Field Day
PDF 5/1/14
Drought Workshop

Drought Management Workshop for Contra Costa & Alameda County Farmers
Wednesday, April 16, 2014
Martinelli Event Center
3585 Greenville Road, Livermore, CA 94550

1 – 6 PM; dinner from 6-7PM
$15 per person - includes dinner
RSVP to or visit

Click on the link to see the full agenda and speakers. Hope to see you there.

Janet Caprile
Farm Advisor
University of California Cooperative Extension
Contra Costa & Alameda Counties
75 Santa Barbara Rd, 2nd Floor
Pleasant Hill, CA 94523
925-646-6129 phone
925-646-6708 fax
UCCE-CCC Crop Production Website

PDF 4/7/14
February 2014
  • Quad County Walnut Institute
  • Weather Report - rain & chill update
  • UC Drought Management Information
  • UC Weed Management Information
  • Beginning Farmers and Ranchers Series
  • USDA Drought Assistance
  • UC IPM Grape Pest Notification Service
  • New UC Publications
  • Calendar
PDF 2/14/14
CA Cherry Research Review, 2014

San Joaquin County Ag Center
2101 E. Earhart Ave., Stockton, CA

Tuesday, January 28, 2014
9:30 a.m. – 3:00 pm
Lunch provided by the CA Cherry Board

2.5 DPR continuing education hours

PDF 1/16/14
Pesticide Safety Training 2014

Pesticide Safety Training offered in Spanish

PDF 2/12/14
November 2013
  • CCC Pesticide Applicators Continuing Education Class
  • Olive Fly Damage
  • Saving Glyphosate
  • Management of Peach Leaf Curl – New Approaches
  • Fertilize Alfalfa in the Fall
  • Red Blotch – a New Disease of Grape
  • Announcements – Pomegranate info, drip recycling, EQIP
  • UC Publications, Websites
  • Calendar
PDF 11/4/13
Fall 2013 Calendar


  • Crop Pollination Workshop (Oct. 11)
  • Marketing 101: Developing a Marketing plan for Veggies, Fruits, and other Specialty Crops (Oct. 17)
  • SF Wholesale Market Tour (Oct. 18)
  • UC Soil Fertility Short Course (Oct. 23)
  • Produce Safety Workshop: A Science-based Framework (Nov. 5-7)
PDF 10/3/13
Meeting Announcement - July 31, 2013

Technical Workshops
Workshop 1:  Organic Weed Management for Trees, Vines, Veggies and more
Wednesday, July 31, 2013
Livermore, California

PDF 7/18/13
Olive Workshop

Introduction to Irrigation Management
Sunday, July 21, 2013
Livermore, California

PDF 7/3/13
Meeting Announcement - June 20, 2013

Pesticide Safety Training in Spanish
Knightsen, CA

DOCX 6/6/13
Spring 2013
  • Cherry Grower Meeting
  • Pesticide Safety Training – in Spanish
  • New Olive Grower Meeting
  • Brown Rot Control in Stonefruits
  • Weather Report
  • Olive Oil Testing
  • Produce Professional Certification Program
  • Homemade Food Act (AB 1616) of 2013
  • FSA Microloan Program for Small Farms
  • Post Harvest Workshops
  • New UC Publications
  • More Meetings
PDF 3/4/13
Additional Meeting Announcement - February 1, 2013

California Cherry Research Review
February 1, 2013
Stockton, CA

PDF 1/28/13
January 2013
  • Pesticide Safety Training Meetings in Spanish
    Knightsen, CA
  • Quad-County Walnut Institute
    Feb 14, 2013
    8 am to 12:15 pm
    Modesto, CA
PDF 1/23/13
Cherry Grower Meeting (corrected meeting day)

Cherry Grower Meeting
THURSDAY, April 5th
3:00-4:30 PM
Knightsen, CA

(Note corrected meeting day)

PDF 3/28/12
January 2012
  • Winter meetings
  • Weather report
  • Gopher report
PDF 1/6/12
June 29, 2011

Collaberating to Access New Markets Workshop

PDF 6/14/11
March 2011 UPCOMING LOCAL MEETINGS: Cherry Meeting, Knightsen, Apr 6 Grape Grower Tailgate, Livermore, Mar 22 Pesticide Safety, Knightsen, Mar 24 PDF 2/29/08
February 2011 41st Quad County Walnut Institute Organic Tree Fruit Meeting PDF 2/3/11
Meeting Announcements - 2011 Pesticide Safety Training in Spanish Other meetings, workshops and events: CA Cherry Research Review No. San Joaquin Valley Processing Tomato Production Meeting Lodi Grape Day Growing Agritourism Workshop Pruning Deciduous Fruit Trees Workshop Current Wine & Winegrape Research Managing the Small Vineyard I Varietal Winegrape Production Shrtcourse 24th CA Small Farm Conference - Small Farms - Bright Future Recent Advances in Viticulture & Enology DOC 1/10/11
Meeting Announcement-June, 2010 Walnut Dehydration Workshop-Modesto-June 29, 2010 PDF 6/22/10
Pesticide Safety Training 2010 Notice of Pesticide Safety Training in Spanish PDF 3/22/10
Cherry and Berry Growers Spotted Wing Drosophila - a new pest in cherries and berries. Upcoming meeting notice. PDF 3/19/10
JANUARY 2010 Cooperative Extension Budget Update Weather Report Timing Rest Breaking Sprays - Cherries UC Websites UC Meetings Calendar PDF 1/11/10
January 7, 2010 California Cherry Research Review - January 19, 2010 PDF 1/8/10
June 2009 Crop Currents Cooperative Extension Budget Update Pesticide Safety Training Spray & Calibration Field Meeting Financial Aid for Organic Growers Calendar PDF 6/11/09
Special Issue - March 2009 CRISIS ALERT Contra Costa County has proposed to eliminate their UC Cooperative Extension office to save money. Open the link below and click on Crisis Alert to see what you can do to prevent the closure. There is a brief situation overview, some "talking points", a sample support letter, and a contact list for the County Supervisors. Contact you Supervisor TODAY! PDF 3/16/09
February 2009 - Regional Meetings Sensory Defects in Olive Oil - UCD (Feb 17) Fresh Produce Marketing Strategies - UCD (Mar 24-26) Walnut Dehydrator Workshops - Stockton (Apr 8) PDF 2/10/09
Crop Currents Local Meetings - February 2009 Contents: Agricultural Marketing Meeting for Contra Costa County Growers (Knightsen, February 24) PDF 2/9/09
Pesticide Safety Training 2009 Notice of Pesticide Safety Training in Spanish PDF 2/2/09
February 2008 Sabbatic Leave; Buy Fresh, Buy Local; Cherry Buckskin Taskforce; Weather Report; Syrah Vine Health Issues; The Trellis Alliance; Resources, Publications, Websites, Calendar: Classes/Meetings/Events PDF 1/31/08
December 2007 - Upcoming Meetings Dec. 12, 2007 - Specialty Crops Conference Dec. 17-19, 2007 - California Alfalfa & Forage Symposium Jan. 4 or Jan. 8, 2008 - Pruning Deciduous Fruit Trees Jan. 28-Feb. 1, 2008 - Unified Wine & Grape Symposium PDF 10/24/08
November 28, 2007 Cherry Buckskin Meeting - Saturday, December 15, 2007 - "Must Attend" Forum for Brentwood Cherry Growers PDF 12/1/08
September 2007 Strip Rust Resistant Wheat; Got Turkeys in Your Vineyard?; Processing Tomato Variety Trial; New Roadside Stand Ordinance; Seeking Walnut Stumps & Trunks; Organic Price Report; Grape & Olive Growers Association; Disaster Assistance Program Deadlines PDF 7/18/08
July 2007 Tomato Variety Trial - Field Viewing July 23-July 27 PDF 7/7/08
February 2007 Walnut Institute meeting; weather update; spring temperatures, thinning, and harvest dates; grape resources online; year-round IPM programs; new UC fig varieties; new Codling Moth insecticides; tree crops - fungicide efficacy, treatment timing; grapevines - fungicide efficacy PDF 9/3/09
February 2007 Announcement Pruning Deciduous Fruit Trees Workshop - East County - February 9, 2007 PDF 2/6/08
January 2007 Weather report; local metings; trees - domant spray considerations; peach leaf curl; trees & vines - spring frost PDF 12/27/07
CA Cherry Research Review Meeting January 9, 2007 Meeting Announcement PDF 12/27/07
Fall 2006 Local Meetings; Trees - Orchard Replant Considerations, Fall Zinc and/or Urea Sprays; Fruit & Veggies - GAPs Reduce Microbial Contamination; Grains - Stripe Rust Management Plan; Tomatoes - Processing Tomato Variety Trial; EQIP funding for Conservation Practices PDF 12/3/07
August 28, 2006 Announcement Contra Costa Grower Meeting PDF 12/14/09
August 2006 Announcement 2006 Early Season Processing Tomato Variety Trial PDF 3/26/11
April 2006 Announcement Pesticide Safety Training in Spanish reminder PDF 3/26/11
March 2006 Announcement Olive Pruning Demonstration PDF 3/26/11
February 2006 Trees: Record Low Chill Year Pesticide Safety Training in Spanish Tri-County Walnut Institute Trees: Spring Disease Control Grapes: Spring Disease Control Walnuts: Solving Serr Drop Tomatoes: Dodder Resistant Varieties PDF 3/26/11
January 2006 Weather Report; Pesticide Safety Training in Spanish; Intro to Organic Gardening; Cherry Research Review; Cherry Buckskin Disease Update; Trees: Timing Rest Breaking Sprays for Cherries; Dormant Spray Alternative PDF 3/26/11
2005 Continuing Ed Class Announcement Private Applicator Continuing Education Class November 17, 2005 PDF 3/26/11
Fall 2005 Local Meetings Cover Crops Herbicide Registrations & Performance Overseeding Older Alfalfa Stands Tomato Trial Results New UC Varieties PDF 3/26/11
June 2005 Training Young Cherry Trees The Spanish Bush System Orchard Leaf Analysis How Much Water Do Your Trees and Vines Really Need? Resources/Calendar PDF 3/26/11
January 2005 Weather report, Pesticide safety training in Spanish, Lodi Grape Day & CA Olive Day, New walnut varieties, Dormant spray alternative, Wheat stripe update, Tomato trials results, Announcements, Resources, Calendar PDF 3/26/11
March 2004 New Knightsen location; Pesticide Safety Training CORRECTION; Olive Fruit Fly Meeting - and more ... PDF 3/26/11
January 2004 Weather report; pesticide safety training in Spanish; state budget cuts affect UCCE; grapes - vine mealybug update; cherries - cherry buckskin update, advancing cherry bloom & harvest; vegetables - tomato trials results, corn stunt alert; bioterrorism, EQIP, new rootstocks PDF 3/26/11
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