About this Event
2026 Oregon Interagency Noxious W**d Symposium
About this event
The Oregon Interagency Noxious W**d Symposium (OINWS) is a biennial event hosted by the Oregon Department of Agriculture Noxious W**d Control Program to provide educational and networking opportunities for natural resource professionals working on invasive plant management in the Northwest.
Symposium sessions will include:
- Updates from other natural resource partners, federal agencies, and ODA Regional staff
- Updates on chemical and pesticide application
- Research and techniques to help in future project planning
- What’s new in technology and biocontrol
- Awards reception to recognize outstanding individuals in the field
Event schedule
- December 8th: 10:00am- 12:00 Oregon State W**d Board Meeting, lunch, INW 1:00 - 5:30pm, awards reception to follow with small bites and no-host bar
- December 9th: 8:00am-5:00pm, coffee, lunch, and snacks provided
- December 10th: 8:00am- 12:30pm, coffee and snacks provided
This symposium will have pesticide applicator credits available, including aerial credits. Number of credits is TBA*. You will only get pesticide recertification credits for the sessions that you attend. Pesticide Recertification Credit sign in sheets will be available at the end of each day for Oregon and Washington credits.
* Past years Oregon: 12-15 credits and 11 of those will be core credits, and Washington: 16 credits.
Parking
Permits are required to park on campus at OSU. Please use the links provided to see the parking map and purchasing options for electronic (no print) parking permits.
Parking in lots near the LaSells Stewart Center is not guaranteed, so we recommend purchasing your permit on your phone once parking is secured.
Link: Oregon State University Parking Map
Link: Oregon State University Parking Permit
Lodging at the Holiday Inn Express
781 NE 2nd St
Corvallis, OR 97330
Group Name: Interagency Noxious W**d Symposium 2026
Group Dates: December 7-11, 2026
Group Cutoff Date: November 6, 2026
Group Rate: Per Diem: $113+ tax
Call in: Call 541-752-0800 and ask for a room under the “Interagency Noxious W**d Symposium” Block.
Book Online: Book Your Room in the Interagency Noxious W**d Symposium Room Block
- Includes Wi-Fi.
- In room mini refrigerator, microwave, and coffee maker
- A hot breakfast buffet is included in the rate.
- Indoor pool and hot tub.
- Standard car parking is available for $10 per night.
Please book directly with the Holiday Inn Express
If you have any questions about registration, please contact Grace Kline at [email protected] or 503-986-4621.
The Plant Conservation Symposium will be hosting afternoon sessions on December 10, 2026, 1:00PM - 5:00PM.
Restoring the Balance: Native Plants and Noxious Weeds in a Changing Landscape
In 2026 the Plant Conservation Symposium will be held concurrently with the Oregon Interagency Noxious W**d Symposium, creating a unique opportunity to explore the shared landscapes where invasive plant management and native plant conservation must work together.
Purchase a ticket add-on if you wish to attend the Plant Conservation Symposium's afternoon sessions on December 10, 2026. Lunch will be provided for Plant Conservation Symposium attendees.
Event venue & nearby stays
LaSells Stewart Center, 875 Southwest 26th Street, Corvallis, United States
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