The OSU Christmas tree program is based at the North Willamette Research and Extension Center in Clackamas county, the heart of Christmas tree production in Oregon. ​​​​​​ Christmas tree breeding, Tree growth and Culturing, Intergrated Pest and Farm Management are the main focus of the program.

    PNW Weed Management Handbook

    The latest information and reference material for weed control practices and herbicides used in Christmas tree production.


    PNW Insect Management Handbook

    Management information on all major Christmas tree pests.

    PNW Plant Disease Management Handbook

    Easy to use reference guide. Tip for using this guide: Enter "fir" into search field to find diseases related to all Christmas trees species.  

    NWREC Seed Orchard Development

    Grafting began in 2013 on the Noble fir Christmas tree seed orchard. This orchard was the first of 5 orchards to be developed for improved seed production at NWREC. The most recent addition is a Trojan fir orchard, which may be the first of its kind in the United States. Other seed orchards include: Turkish fir, Nordmann fir and Douglas-fir. 




    Past Webinars

    Catch up or review past Christmas tree webinars- just click on the webinar!

    PNWCTA Short Course Webinar, 2-19-21

    Christmas Tree Outlook, 2021 Zoom Webinar, 3-9-21 

    Other News

    OSU Extension Christmas Tree Specialist Chal Landgren Retires


    Upcoming Events

    Both these PNWCTA summer events are IN-PERSON, Details to follow!
    Summer Farm Tour July 17th, 2021-Hillsboro Oregon.
    Tree Fair and Trade Show-September 10th & 11th, 2021-Portland Oregon.






    Program Contacts

      Click "Growers Resource" button 

       Growers Resources

      Our newest page featuring:

      • Resources for growing and maintaining your Christmas trees.
      • Past Zoom class videos