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Plant Diagnostic Clinic

Program Contact: Patty Ratzlaff, Master Gardener Coordinator
(509) 962-7507 •

Master Gardener Plant Diagnostic Clinic

Every Tuesday from 11:30 a.m.-2:30 p.m. May through September; Third Thursday of the month at 4:30-6:00 p.m., January-November.

Please bring your plant, insect, turf and identification questions to the clinic at the Armory.

What to Include in Your Submission

  • Your physical address and contact information (phone number, email address).
  • Where plant is located in yard/land/in house. Shade? Sun? How many hours of light a day?
  • Age of plant.
  • Health of nearby plants.
  • How long has this been a problem?
  • Any treatments you’ve tried.

We welcome your gardening questions!

Plant Clinic Forms

Plant Pest and Disease Links

A Pocket Guide: Common Natural Enemies of Crop and Garden Pests in the Pacific Northwest (PDF)

This quick guide can help you to to learn the main groups of natural enemies to your crops and garden pests

WSU Gardening in Washington State – Pests

WSU Gardening in Washington State – Pest Management

Many peer-reviewed publications from WSU pertaining to insect and other bug damage on plants.

WSU Hortsense–Plant Disease

More than one thousand fact sheets are provided to guide the home gardener in the management of plant problems using Integrated Pest Management (IPM), including cultural controls and Washington State registered pesticides.