The mission of the Oswego Lake Watershed Council is to foster stewardship, education, participation, and financial support for the purpose of the conservation, restoration, enhancement, and maintenance of watershed functions that achieve and sustain a healthy watershed.
Celebrate Arbor Month with the Oswego Lake Watershed Council
Join us for the Arborist Workshop: Oak Tree Care on Thursday, April 10th, from 6:00 PM – 8:00 PM at The Lake Theater in Lake Oswego, Oregon. Brian French, principal at Arboriculture International and expert arborist, will lead this engaging session on the care of Oregon White Oaks. Learn how to spot and treat common tree issues, pruning techniques, and how to protect these magnificent trees from environmental stressors.
About Brian French
Brian is a certified arborist with over 24 years of experience. He specializes in wildlife tree retention and the preservation of significant trees. Brian also coordinates the Oregon Champion Tree Registry and Portland Heritage Tree Program. His expertise in arboriculture contributes to safer practices and cutting-edge research worldwide.
For more event details and registration, visit the Arbor Month event page or contact Rio Hybert at rio@oswegowatershed.org.

Other Arbor Month Events Include:
- Oak Woodland Restoration | April 5th
- Mt. Park Stream Restoration | April 16th
- Oregon White Oak Tree Survey Training | April 19th
- Soil Your Undies for Science | April 22nd
- Oak Woodland Ecology Walk | April 26th
For a full list of events and times
visit our Arbor Month Events Page.
Interested in volunteering with us?
Contact Jack (jack@oswegowatershed.org) if you would like to:
- Join tree planting and restoration events to help restore native habitats
- Participate in invasive species removal work parties
- Host or attend educational workshops that empower the community to take action
- Plan the Urban Forest Summit: Get involved in planning for next year’s summit and contribute to its success.
Interested in helping with Urban Forest Restoration?
Contact Rio (rio@oswegowatershed.org) if you would like to:
- Serve on the Urban Forest Committee
- Participate in restoration or planting work parties
- Collect data on trees through the LO Tree Survey
Interested in helping with education and outreach to our community?
Contact Megan (megan@oswegowatershed.org) if you would like to:
- Serve on the Education and Outreach Committee
- Support events like Soil Your Undies or the Bee BioBlitz
- Support 2nd and 5th grade walking field trip programs
Register Here - Help plan for next year’s Urban Forest Summit