Oak Health
8th California Oak Symposium
SOD Outreach Coordinator, Kerry Wininger, presented a poster. Forestry Advisor, Michael Jones, presented about post-fire oak survival. Both shown here with Fire Advisor, Tori Norville, and Environmental Horticulture Advisor, Steven Swain.
Sustaining Oak Woodlands Under Current and Future Conditions
Oct. 31-Nov. 3, 2022
Embassy Suites, San Luis Obispo, California
Join Us for the 8th Symposium to:
- Listen to science based talks from leaders in academia, industry and agencies.
- View thought provoking abstracts and posters from colleagues.
- Experience tours of San Luis Obispo County's various Oak Woodland habitats.
- Engage in discussions and network with other like-minded professionals, researchers, and scientists.
Presented by UCANR, the 8th California Oak Symposium is intended for anyone involved in research, education, management, and conservation of California’s oak woodlands. This includes foresters, range managers, tribes, arborists, landowners, community groups, land trusts and policy makers.
Symposium proceedings will be available in February 2023 at https://ucanr.edu/sites/oaksymposium/
Virtual Oak Health Workshop Recordings Available
For up-to date information by current researchers, watch our virtual Oak Health Workshop videos, created in April 2020 in response to the COVID-19 pandemic
This workshop included a series of talks on the challenges faced by California’s native oak trees and oak woodlands. Pre-recorded talks were accessed online, then participants attended a live moderated Q&A session on Zoom that is now also available for viewing. Topics include:
- Conservation of Oregon white oak and CA black oak woodlands
- Sudden oak death and other Phytophthora problems in oaks and tanoak
- Wildfire in tanoak, CA black oak, blue oak, & interior live oak woodlands
- A new, non-native beetle threat to valley oaks
UC Oaks provides science-based information on California’s oak woodland ecology, management, and conservation. It is a repository of over 30 years of science-based research and outreach conducted from 1986 to 2010. Visit their webpage here: oaks.cnr.berkeley.edu
Care of Oaks
Reference Manual for Managing Sudden Oak Death in California What we know and don't know about SOD management in California.
Oaks in the Urban Landscape This excellent 2011 publication from UC covers oak management in urban and suburban areas and includes chapters on Roots and Soils, Pruning, and Pests and Diseases, and more.
Living Among the Oaks This UCCE publication focuses on many issues of California oaks.
FAQs about Oak Health Many of your questions answered by now-retired Sonoma County CDF forester, entomologist, and oak specialist.
University of California Oak Woodland Management Twenty-five years of oak woodland research, conservation & management.
Pests and Diseases of Oaks
Pests and Diseases of California Oaks Excellent handbook of the most common maladies of CA oaks with photos and short descriptions.
Mediterranean oak borer and the fungus it carries are an emerging threat to blue and valley oaks in Sonoma & Napa counties, with potential to spread
Gold-spotted oak borer Decimating coast live oak and black oak in southern California.
Oak Pit Scale Pit scales attack many of he common oaks that grow in California. Pit scales suck juices from twigs and cause twig dieback.
Drippy oak/Drippy nut A bacterial disease that causes a clear to brownish liquid to drop from acorns, leaves or twigs.
Oak Branch Dieback A fungal disease that causes leaves to wilt and turn tan or brown, and infected branches die.
Mistletoe Management guidelines.