Christmas Trees

Past Workshop information:

Identification and Use of Beneficial Insects in Controlling Aphids in Christmas Trees

Using Beneficial Insects to Control Aphids (pdf) Chal Landgren, NWREC

Biocontrol in Field Conifers (pdf) Jana Lee, ARS/Horticultural Crops Research Unit

IPM in Christmas Trees, with an Emphasis on Aphids (pdf) Paul Jepson, OSU


See what we're working on...

NEW!-Recently released publication!

Best Management Practices for Christmas Tree Export, Authors: Heather Stoven, Chal Landgren, Rogg Helmuth, LaBonte James. Available in Spanish too! More information or to order.
...or view online here!

Additional Resources

Program Contacts

  • Chal Landgren, Extension Specialist—Christmas Trees
  • Judy Kowalski, Bio Science Research Technician 3—Nursery, Christmas Trees, and Specialty Crop Registrations

 

Identification and Use

of Beneficial Insects

 in Controlling Aphids in Christmas Trees