Paul Vossen has been a University of California Cooperative Extension Farm Advisor in Sonoma and Marin Counties since 1980.  He works in the areas of fruit tree, berry, and specialty vegetable culture as well as pest control and marketing of farm products.  Paul also manages the Master Gardener and Sudden Oak Death Programs.  He helps local farmers with the evaluation of their land, selection of appropriate specialty crops, cultural practices, and advice on selling their produce. 

He was one of the founders of the Sebastopol Apple Promotion Committee (1982), Sonoma County Ag Marketing Program (1986), and the California Olive Oil Council in 1990.  He has developed statewide and international expertise in olive oil production, processing, and sensory evaluation, including management of the first olive oil taste panel in the USA to become recognized by the International Olive Oil Council in 2001. 

Paul works anywhere there are olives and fruit trees, even Down Under.

Links and Other Information

Paul is regular speaker at conferences around the world and an instructor in olive oil sensory evaluation at the UC Davis Olive Center and the UC Cooperative Extension in Sonoma.  Find out more about Paul and his work on the UCCE "Olives" web page.


Olive Oil Taste Panels are not the Problem, Olive Oil Times, 1 February 2011
Extra Virgin Virtuoso, Olive Oil Source, 1 July 2010


Organic Olive Production Manual, by Paul Vossen.  Published by UCANR, 2007.  ISBN 1601074409
Fruits, Nuts, Berries and Grapes of Sonoma County; Variety & Rootstock Guidebook by Paul Vossen.  Published by University of California, 1986.  ASIN B002JXG2OE
Specialty and Minor Crops Handbook, Vol. 3346.  Published by UCANR, 1998. ISBN 1879906384