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Coronavirus COVID-19

COVID-19 Advisory: WSU Extension is working to keep our communities safe. All Extension programming is being provided virtually, postponed, or canceled. Effective March 16, 2020, WSU Extension county offices and WSU Research & Extension Centers will be closed to the public. We are available via email, phone, and webconference.

Master Gardener

If you have plant, tree, or garden questions, please contact the office.
(509) 397-6290
Hours: M-F 8 am- 4 pm

Plant intake and diagnosis Forms

Insect ID Form

Weed or Plant ID Form

Lawn and Turf Problems Form

Preparing Samples for Identification or Diagnosis

Helpful Links

Washington State University and University of Idaho Extension Master Gardener Class Information

Washington State University and the University of Idaho Extensions are now accepting applications for the Master Gardener Program.  Topics for the master gardener program include yard, garden, small fruits, tree fruits, landscaping, and much more.

Adults in the Palouse Region interested in becoming a Master Gardener or taking Horticulture classes will have two opportunities starting in January 2020.  WSU/UI Master Gardener Training will be offered every Tuesday, January 28 – April 14 from 1:00 to 4:30 pm at the Clarkston Campus of Walla Walla Community College.  Applications for this opportunity are due by January 10, 2020.  The cost is $130 per person + $75 fee for On-Line Training Modules.  This is offered through Asotin, Garfield, and Whitman Counties Extension in Washington and Nez Perce County Extension in Idaho.

The second opportunity is offered through Latah County Extension in Idaho will be every Thursday, January 16 – May 21 from 9:00 am to Noon at Latah County Fairgrounds in the Grange Building.  Applications for this training are also due by January 10, 2020.  The cost is $150 per person.

To become a Master Gardener Volunteer, participants are expected to complete the classroom and module instruction (if applicable) and complete 40 hours of volunteer service in support of the program.  In addition, WSU Extension Master Gardeners will complete a background check and log their volunteer hours.

For more information about these Master Gardener opportunities contact:

Whitman County:

Janet Schmidt, Extension Director


Phone: 509-397-6290

Asotin & Garfield Counties     

Mark Heitstuman, Extension Director


Phone: 509-243-2009

Latah County

Ember Powell, Office/Program Coordinator


Phone: 208-883-2267

 Nez Perce County

Kathee Tifft, Extension Director


Phone: 208-799-3096

Asotin/Garfield/Nez Perce/Whitman County Documents 

Latah County Documents