Glenn County
University of California
Glenn County

Olive News

Up-To-The-Minute Information Pertaining To The Olive Industry In Northern California.

Issue Articles Type Date Added
Olive News - Meeting Announcement - June 2018 (709KB)

In this issue:

Sacramento Valley Olive Day

July 6th, 2018, 8:00am to noon

131 E. Walker Street Building #4, Orland, CA
(Same plaza as Papa Murphy’s)





8:00am – Registration


8:30am – Laws and Regulations Update
            Samantha Skelly, Glenn County Agricultural Commissioner’s Office


9:00am – Weed Control in Olives
            Dr. Mariano Galla, UCCE Weed Science Advisor, Glenn, Butte & Tehama Counties


9:30am – Emerging Olive Diseases and Neofabraea Control Options
            Dr. Florent Trouillas, UCCE Plant Pathology Specialist, Kearney Agricultural     Research & Extension Center


10:00am – Thoughts on 2018 Bloom: Freeze Damage or Alternate Bearing?
            Bill Krueger, UCCE Orchards Advisor Emeritus, Glenn County


10:15am – Break


10:45am – Current Status of Olive Trade Issues
            Dr. Dan Sumner, Director, UC Agricultural Issues Center


11:15am – Olive Knot Research Update
            Dr. Jim Adaskaveg, Plant Pathologist, UC Riverside


11:45am – Brief Olive Fly Research Update

PDF 6/7/18
Mechanical Harvest Field Day (573KB)

Mechanical Harvest Field Day


October 8, 9:00 to 11:00


Location:  Intersection of MM and 6th, Capay


Interested in seeing the olive trunk shakers in action? Want more information on pruning trees to achieve the greatest harvest efficiency? Swing by between 9 and 11 on October 8, to enjoy some coffee, see the trunk shakers and have your questions answered.  Gavin Nielsen with NielsenTechnologies will be on hand to talk about how the mechanical harvester has evolved over the years and how to adapt your orchard for machine harvest.



Togettothemeeting,drive toMMand6th,thenfollowthesandwichboardsigns to thefield location.

PDF 10/5/16
Sacramento Valley Olive Knot Day May Olive News 2016 (498KB) PDF 5/25/16
Sacramento Valley Olive Field Day (1,029KB)
  • Sacramento Valley Olive Field Day Announcement


  • Olive Quick Decline in Italy is associated with unique strain of Xylella fastidiosa


  • What Values Should Olive Growers Use for Estimating Crop N Removal at Harvest?


  • UC Davis Olive Center: Sensory Evaluation of Olive Oil Certificate Courses


PDF 5/22/15
Orchard Spraying Field Meetings (254KB) PDF 10/23/14
Olive News - August 2014 (1,261KB)

Mid-Season Fly Update

Olive "Quick Decline" in Italy Associated with Pathogen Common in California

Pre-emergence Herbicides for Olive Orchard Weed Control

Additional Resources From the UC Davis Olive Center

PDF 8/29/14
Quickbooks® in Agriculture - June 19 (757KB)

Don’t Know Where to Start?

Is it the Right Small Business Accounting Software for Your Operation? Join us for an Introductory Interactive Overview of QuickBooks® Use for Agricultural Enterprises with Plenty of Time for Questions and Answers


PDF 6/4/14
Sacramento Valley Olive Day (722KB)

Olive Day 2014

New Advisor Introduction


PDF 4/3/14
Olive News (709KB)

Sacramento Valley Olive Day - May 1, 2013

Thank you to Bell Carter Olives, California Olive Ranch, Musco Family Olives, and West Coast Olives for their sponsorship of this event.

Please phone 865-1105 to make your lunch reservation or email



PDF 4/10/13
Irrigation and Nutrient Management Workshop for Orchard Crops (1,163KB)

December 5, 2012

Corning Veteran's Hall

1620 Solano Street, Corning

PDF 11/28/12
Mechanical Harvest Demonstration (898KB)

Canopy Shaker Demonstration

October 23

10:00 a.m.

Nickels Estate

Greenbay Road


PDF 10/10/12
Sacramento Valley Olive Day (706KB)

Sacramento Valley Olive Day - Wednesday, April 18, 2012

PDF 4/3/12
Home Olive Curing Workshop (95KB) PDF 9/14/11
May 2011 (681KB)

Olive Pest Management Workshops


PDF 6/13/11
Still time to Register to hear Leandro Ravetti speak about Medium-Density Olive Production (578KB)

Register Here

PDF 3/24/11
Olive News March 2011 (435KB)

Olive Day - April 12, 2011

????Olive Fly Trapping Results for Glenn and Tehama Counties for 2010

PDF 3/22/11
October 2010 (77KB)

Olive Mechanical Harvest Demonstration Meeting

What Can I Do To Size My Fruit - The Million Dollar Question?


Don't Get Stung

PDF 10/28/10
May 2010 Olive Fly Workshop PDF  
April 2010 Sacramento Valley Olive Day PDF  
Olive Mechanical Harvester Demonstration Olive Mechanical Harvester Demonstration PDF  
August 2009 Improving Productivity Through Better Business Planning - Olive Meeting PDF  
May 2009 Hands on Olive Fly Workshops Chemical Thinning Olive Fly Update PDF  
March 2009 Olive Day Olive Fly Trapping Program Effect of Environment on Olive Fly Populations PDF  
Mechanical Harvest Field Meeting Wednesday, October 8 - Nickels Soils Lab - Arbuckle PDF  
March 2008 2008 Olive Day Olive Fly Update Nickels Hedgerow Planting PDF  
September 2007 Meeting Mechanical Harvest Field Meeting PDF  
September 2007 Important Grower Meeting Olive Fly Trapping Observations PDF  
June 2007 Olive Fly Control Trials Olive Fly Trapping Results Olive Fly Control Observations PDF  
May 2007 Olive Fly Workshop Chemical Thinning Olive Fly Update PDF  
Olive News April 2007 Sacramento Valley Olive Day 2006 Olive Fly Trapping Results and Plans for 2007 PDF  
May 2006 Hands on Olive Fly Workshop Olive Fly Update Olive Bloom Observations PDF  
March 2006 Sacramento Valley Olive Day PDF  
July 2005 Trade Assistance Adjustment (TAA) Meetings Olive Fly Update Black Scale Olive Fly Brochure Completed New Olive Production Manual Available PDF  
March 2005 Sacramento Valley Olive Day Olive Fruit Fly Update PDF  
January 2005 California Olive Day PDF  
August 2004 Olive Fly Update Sizing Fruit PDF  
April 2004 Olive Pest Control Meeting Chemical Thinning PDF  
January 2004 Olive Fly Pest Control District Meeting Reminder California Olive Day New Olive Cost Studies Suggestions for Reducing Costs PDF  
November 2003 Olive Fruit Fly Meeting Olive Fruit Fly Update Timing Sprays for Control of Peacock Sport and Olive Knot Disease PDF  
March 2003 Olive Knot Disease - Two Sprays Are Better Than One Newsletters Available Electronically PDF  
January 2003 Edition 2 Olive Day 2003 PDF  
January 2003 Nor Cal Olive Growers Meeting PDF  
January 2002 Edition 2 Second Olive Knot Treatment Sabbatical Leave PDF  
January 2002 2002 Olive Day PDF  
October 2001 Olive Fly Update Pest Control Meeting Preventing Peacock Spot and Olive Knot Disease PDF  
May 2001 Chemical Thinning of Olives PDF  
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