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The California Forest Pest Council's 72nd Annual Meeting

Theme: Toward Healthy Forests in California: Marking Change, Fostering Resilience

Dates:  November 14th & 15th, 2023

Location: UC Davis, Putah Creek Lodge

Putah Creek Lodge is located on the UC Davis Campus on Garrod Dr. by the Unitrans Building and across the creek.
See location on the map here


  • Early bird online registration ends October 13st at 11:59 pm PST.

  • Standard online registration ends November 8th at 5:00 pm PST.

  • Standard registration fees will be accepted at the door and can be paid by cash, check, or credit.


Don Dahlsten Student Grant: For more information and for students interested in applying, click here.


Agenda: Toward Healthy Forests in California: Marking Change, Fostering Resilience

Download agenda here


1:00-1:15 Meeting Introduction and Housekeeping—Bob Rynearson, CFPC Chair

1:15 -2:00 Disease Committee Meeting

  1. Coniophora puteana and redwood decay after the CZU Complex - Elizabeth (Liz) Rennie, UC Santa Cruz

  2. The white pine blister rust pathogen: Range expansion in southern CA — Charlie Barnes, USDA Forest Service Region 5 Forest Health Protection

  3. Committee meeting – 5 min.


2:00-2:45  Insect Committee Meeting

  1. Observations of balsam woolly adelgid and other pests on north coast grand firs—Wallis Robinson, UCCE Humboldt-Del Norte

  2. Oak acorn pest issues and controlling them using Rx fire -Michael Jones, UCCE Mendocino-Lake-Sonoma

  3. Insect committee business meeting – 5 min.

2:45 BREAK

3:00 to 4:15 Tour of UC Davis Bohart Museum of Entomology - Leader – Sebastian Fajardo, UC Davis

4:15 – 4:30 BREAK

4:30-5:30 Pesticide Updates

  1. Forest pesticide update - Stacey Clark, USDA Forest Service Region 5

  2. Reforestation for non-industrial landowners: what’s new - Danielle Lindler, Jefferson Resource/CFPC

5:30-6:30 Evening Social and Poster Session



8:30 - 9:45 am Forest Health Year in Review, Part I 

  1. USDA Forest Service, 2023 Aerial Detection of Tree Mortality Survey - Jeff Moore, US Forest Service, Pacific Southwest Region, Forest Health Protection

  2. California Department of Food and Agriculture (CDFA) Plant Pest Diagnostic Center 2023 Annual report - Cheryl Blomquist, CDFA PPDC

  3. Mediterranean oak borer – Citrus Heights and other expansions, legislative action – Curtis Ewing, Cal Fire 

  4. Emerald Ash Borer action plan and monitoring - Joanna Fisher, California Department of Food and Agriculture

9:45  BREAK

10:00 - 11:30 am Forest Health Year in Review, Part II: California Forest Health Field Notes

Moderator: Susan Frankel, US Forest Service, PSW Research Station

  1. Meinecke’s Dilemma – Martin MacKenzie, US Forest Service, Forest Health Protection, Sonora 

  2. Observations of red fir decline and die-off in the Southern Sierras – Beverly Bulaon, US Forest Service, Forest Health Protection, Sonora

  3. Checking the Russian Wilderness for spruce beetle – Cynthia Snyder, US Forest Health Service, Forest Health Protection, Redding

  4. Pathogen Observations in Northwestern California - Ashley Hawkins, US Forest Service, Forest Health Protection, Redding

  5. Pathogen Observations in Northeastern California - Bill Woodruff, US Forest Service, Forest Health Protection, Susanville

  6. Extreme Sitka spruce defoliation in the north coast in 2023 – Chris Lee, CAL FIRE

  7. Emerging oak issues of the Southwest – Charles Barnes, US Forest Service, Forest Health Protection, San Bernardino and Nicholas P. Wilhelmi,  US Forest Service, Forest Health Protection, Arizona Zone

  8. Acute oak decline in Southern California – Tom Smith and Kim Corella, CALFIRE

  9. Acute oak decline and other emerging bacterial diseases of trees in California -  Sebastian Albu, California Department of Food and Agriculture, Plant Health and Pest Prevention Services - Plant Pest Diagnostics Lab, Sacramento


11:30 - 12:30  Student presentations 

  1. Entomology 

    1. Wildfire effects on yellowjacket wasp communities in mixed-conifer forests of the Californian central Sierra Nevada - Gabe Foote, UC Davis​​

    2. Impacts and Management of Western Pine Beetle in the Sierra Nevada During a Period of Rapid Change - Crystal Homicz, UC Davis

  2. Pathology​

    1. ​​Assessing the Effects of Sudden Oak Death on Tree Species Composition in a Mixed Evergreen Forest - Alex Martin - Sonoma State University

    2. Diversity of fungal pathogens causing Pine cankers and dieback in Southern California - Marcelo I. Bustamante, UC Davis

    3. Phylogenetic and phylogenomic approaches for the discovery of a new Seiridium species - Edoardo Scali, UC Berkeley


12:30-1:30 LUNCH


1:30-1:50 CFPC Business Meeting

1:50-3:00  Climate, Pests, and Forest Resilience  

  1. Western pine beetle voltinism in a changing California climate -  Barbara Bentz, US Forest Service, Rocky Mountain Research Station

  2. Carbon stored in live ponderosa pines in the Sierra Nevada will not return to pre-drought (2012) levels during the 21st century due to bark beetle outbreaks and Warming increased bark beetle-induced tree mortality by 30% during an extreme drought in California. -  Zachary J. Robbins, North Carolina State University

  3. Forest restoration treatments for sudden oak death: balancing carbon, fuels, and capacity – Richard Cobb, Cal Poly San Luis Obispo


3:00  BREAK

3:00-3:55  Climate, Pests, and Forest Resilience  (continued)

  1. Reforesting California: Challenges and Successes—Jimi Scheid, CAL FIRE

  2. Reducing risk of wildfire damage to plantations – Bob Rynearson, CA Forest Pest Council/Beatty & Associates (retired)

                   - Video: Retired CalFire Siskiyou Unit Battalion Chief Darin Quigley’s audio/video where 2021 Dixie Fire burned from USFS into Beaty managed 2007 Moonlight Fire plantation

3:55- 4:40 Mega-Disturbance in California Forests

  1. Mega-disturbances cause rapid decline of mature conifer forest habitat in California—Zachary Steel, UC Berkeley

  2. The 2020 California fire season: a year like no other, a return to the past or a harbinger of the future?— Ali Paulson, Forest Ecologist, Humboldt-Toiyabe NF

 4:40 -5:00 Meeting ends

Posters: If you are interested in submitting a poster, please contact Leif Mortenson,, for guidelines and sizing information.


Parking is $16/day and the easiest and closest parking is located off of Garrod Dr - Putah Creek Lodge parking.  The Putah Creek lodge parking is a small lot, there are two larger lots, parking lot 50 and 55, a bit further down Garrod Dr on the left. These parking lot are a 5 minute walk to the meeting location at Putah Creek Lodge. 

CEUs:  DPR, ISA and SAF continuing education credits will be applied for.

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