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  • Pests
    • Slug
    • Douglas-fir Needle Midge
    • Yellowjacket
    • Root Weevil
    • Douglas-fir Twig Weevil
  • Best practices
    • Best Management Practices at Harvest
    • Pest Quarantine Information
    • Legal Considerations for Exporting
    • Overview of Trapping and Monitoring Options
  • About
    • Introduction
    • Authors & Acknowledgments
    • Copyright and Disclaimer
  • Resources
    • Publications and Tools
  • Order
    • Order Publication
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Publications and tools

Other helpful Oregon State University Extension Service publications available in the OSU Extension Catalog:

  • Pacific Northwest (PNW) Plant Disease Management Handbook
  • Pacific Northwest (PNW) Insect Management Handbook
  • Pacific Northwest (PNW) Weed Management Handbook
  • Identifying and Managing Christmas Tree Diseases, Pests, and Other Problems (PNW 659)

Other publications

  • Christmas Tree Diseases, Insects, and Disorders in the Pacific Northwest: Identification and Management. (Washington State University Cooperative Extension, 1997) (MISC 0186)
  • Integrated Pest Management for Christmas Tree Production: A Guide for Pennsylvania Growers. (Pennsylvania State University, 2011)

Online tools and information

  • Terrestrial Mollusc Tool
  • Identification Guide to Land Snails and Slugs of Western Washington
  • Oregon Department of Agriculture: Plant Programs, Nursery and Christmas Tree
  • Washington Department of Agriculture: Christmas Tree Grower Licensing
  • USPEST.ORG Online Phenology and Degree-day Models

Contact Info

Extension Communications
422 Kerr Administration Building
Corvallis, OR 97331

541-737-3311

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  • Diseases
    • Annosus Root Rot
    • Phytopthora Root Rot
    • Grovesiella Canker
    • Interior Needle Blight
    • Rhabdocline Needle Cast
    • Swiss Needle Cast
    • Melampsora Needle Rust
    • Pucciniastrum Needle Rust
    • Uredinopsis Needle Rust
  • Insects
    • Twig Aphid
    • Conifer Root Aphid
    • Conifer Aphids
    • Balsam Wooly Adelgid
    • Cooley Spruce Gall Adelgid
    • Douglas-fir Needle Midge
    • Spruce Spider Mite
    • Eriophyid Mites
    • Root Weevil
    • Douglas-fir Twig Weevil
  • Disorders
    • Interior Needle Loss
    • Yellow-green Mottle Syndrome
    • Current Season Needle Necrosis (CSNN)
  • Damage
    • Weather Damage
    • Frost Damage
    • Winter Injury
    • Drought
    • Heat Damage
    • Chemical Damage
    • 2, 4-D and Triclopyr
    • Fertilizer Burn
    • Glyphosate (Roundup)
    • Triazines
    • Vertebrate Damage
    • Deer, Elk, Mice & Voles
    • Rabbits & Birds
    • Mechanical Damage
    • Mechanical Damage
  • About
    • Authors & Acknowledgments
    • Copyright and Disclaimer
  • Order
    • Order Publication
Best Management Practices for Christmas Tree Export

Best Management Practices for Christmas Tree Export

Tools for PNW producers and shippers of Christmas trees to identify and manage some of the export pests of greatest concern to trading partners
  • OSU Extension Publications
    • OSU Extension Catalog
    • Best Management Practices for Christmas Tree Export
    • Buenas Prácticas de Manejo para la Exportación de Árboles de Navidad
    • Identifying and Managing Christmas Tree Diseases, Pests, and Other Problems
    • Identificación y Manejo de Enfermedades, Plagas y Otros Problemas en Árboles de Navidad
  • Best Management Practices for Christmas Tree Export
    • Pests
      • Slug
      • Douglas-fir Needle Midge
      • Yellowjacket
      • Root Weevil
      • Douglas-fir Twig Weevil
    • Best practices
      • Best Management Practices at Harvest
      • Pest Quarantine Information
      • Legal Considerations for Exporting
      • Overview of Trapping and Monitoring Options
    • About
      • Introduction
      • Authors & Acknowledgments
      • Copyright and Disclaimer
    • Resources
      • Publications and Tools
    • Order
      • Order Publication