2026 Pest Fest
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Non Member Rate
$165.00
Non Member Rate
This seminar offers a focused overview of key health and regulatory issues affecting landscape trees. Participants will learn to identify and manage wood-decay fungi, foliar diseases, and emerging invasive pests such as emerald ash borer and spotted lanternfly. The program also reviews herbicide performance and non-target tree injury, followed by an important update on current pesticide laws and regulations. Attendees will gain practical diagnostic insight and up-to-date guidance for responsible, effective tree care.
Agenda:
| 8:00am |
Registration |
| 8:30am |
Wood Decay Fungi on Landscape Trees: Biology, Effects, & Management
Igor Lacan, UC Research & Extension Centers, Half Moon Bay, CA |
| 9:30am |
Foliar Pathogens of Landscape Trees
Lydia Tymon, UC Cooperative Extension, Riverside, CA |
| 10:30am |
Break |
| 10:45am |
Pests on the Horizon: Emerald Ash Borer and Spotted Lanternfly
Carrie Brown, UC Cooperative Extension, Watsonville, CA |
| 11:45am |
Lunch Provided |
| 12:45pm |
Herbicide Effects in Landscape: Effectiveness against target plants, damage to non-target trees - preliminary results from an ongoing study
Jessie Godfrey, UC Cooperative Extension, Hayward, CA |
| 1:45pm |
Pesticide Laws and Regulations Update
Diana Munoz Oseguera, Contra Costa County, |
| 2:45pm |
CEU Sign Out
*Please allow up to 6 weeks for processing of CEUs |
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Early Registration (through 11/23/26):
- $140 - WCISA Member
- $165 - Non-WCISA Member
- $70 - Student/Senior
Regular Registration (on or after 11/24/26):
- $165 - WCISA Member
- $190 - Non-WCISA Member
- $70 - Student/Senior
CEUs:
- 5.0 - CA/CTC/CUFP
- 1.0 - BCMA-M
- 1.0 - BCMA-P
- 3.0 - BCMA-S
DPR applied for
Speakers:
Igor Lacan, Ph.D
Lydia Tymon, Ph. D
Carrie Brown
Jessie Godfrey, Ph. D
Diana Muñoz Oseguera
Location
Centre Concord
5298 Clayton Road
Concord, CA 94521