Course Calendar
- Registration now available for Renton Pre-License on June 10-11, 2026!
Register for Renton Pre-License - Registration now available for Spanish Pre-License on June 1-2, 2026 in Puyallup, WA!
Register for Puyallup Spanish Pre-License - Registration now available for Spanish Recertification on May 1, 2026 at Tumwater, WA!
Register for Tumwater Spanish Recertification - C&T Webinars are now open for registration – please visit our registration site here
- The Certification and Training (C&T) Internet Course will also be available beginning January 1, 2026.
- This internet course will meet WSDA’s requirements for most applicators to comply with the C&T changes.
For more information visit – WSDA Certification and Training (C&T) Rule Changes
In-Person Pre-License Trainings
- Early bird registrations receive a discounted registration fee of $60.00 per day.
- Regular registration fees increase to $90.00 per day, 14 days prior to the event.
Eastern Washington
| Date | Location | Registration |
|---|---|---|
| To be determined | To be determined | To be determined |
Western Washington
| Date | Location | Registration |
|---|---|---|
| June 10-11, 2026 | Renton Public Works Maintenance Division Renton, WA | Register for Renton Pre-License |
Spanish Pre-License
| Date | Location | Registration |
|---|---|---|
| June 1-2, 2026 | D.F. Allmendinger Center WSU Puyallup Research and Extension Center Puyallup, WA | Register for Puyallup Spanish Pre-License |
In-Person Recertification
- Early bird registrations receive a discounted registration fee of $60.00 per day.
- Regular registration fees increase to $90.00 per day, 2 weeks prior to the event.
- Continuing education credits (CEUs) under the International Society of Arboriculture Certification Program will also be offered for Western Washington recertification events.
- In 2026, the second day of our In-Person Recertification Events will include the presentation of the
“Certification & Training (C&T) Course”.- This course will meet WSDA’s requirements for most applicators to comply with C&T changes.
Eastern Washington
| Date | Location | Registration |
|---|---|---|
| To be determined | To be determined | To be determined |
This course will meet WSDA’s requirements for most applicators to comply with C&T changes.
Western Washington
| Date | Location | Registration |
|---|---|---|
| To be determined | To be determined | To be determined |
This course will meet WSDA’s requirements for most applicators to comply with C&T changes.
Spanish Recertification
| Date | Location | Registration |
|---|---|---|
| May 1, 2026 | L&I Center Tumwater, WA | Register for Tumwater Spanish Recertification |
Online Recertification Webinars
- Credits Requested for each webinar: 3 WSDA, 3 ODA, 3 ISDA
- Continuing education credits (CEUs) under the International Society of Arboriculture Certification Program will also be offered.
- Registration for each 3 hour webinar is $30.00 per person.
- WSDA CREDITS ONLY – WSU is offering a Group Viewing Option for the live webinars.