Various views of what Master Gardeners do to promote program priorities.

Cultivating plants, people, and communities since 1973

Support the Master Gardener Program

Washington State University
Master Gardener Program

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We are your neighbors and members of your communities. Our priorities inform our efforts to create a more resilient Washington. We are actively engaged in teaching research-based gardening and environmental stewardship practices.

Lady bug on spirea

Garden Resources and Techniques

In this collection of free fact sheets and publications you’ll find a treasure trove of valuable research-based gardening information and resources for home gardeners.
Aphids.

Join us!

Love gardening? Want to meet great people and give back to your community? Join the WSU Extension Master Gardener Program and gain science-based knowledge from WSU experts.

Applications are being accepted this summer for the 2026/2027 training! Check your county for dates.
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Mark your calendar!

Green School registration for the 2026-2027 session opens August 17-September 30!

Gardening in Washington comes with its challenges—weather, soil conditions, pests, and diseases—but we’ve got you covered! Learn science-based best practices to confidently manage landscapes, no matter where you work, live, or garden in our state.

Group of master gardeners at Mount Vernon event.

Our Programs

Since 1973, Master Gardeners have been developing Programs to address the evolving needs of our communities.

Learn more about our programs.
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WSU Extension Master Gardener Advanced Education Conference

The WSU Advanced Education Conference is sponsored by the Master Gardener Foundation of State Foundation and produced by the WSU Extension Master Gardener Program. The conference provides significant WSU-approved Continuing Education to statewide Extension Master Gardener volunteers who serve our communities here in Washington State.
The WSU Advanced Education Conference is open to the public, and all gardening enthusiasts are invited to attend.

Washington Grows

Extension Master Gardeners in the News


Thank you!

We deeply appreciate the generosity of everyone who has contributed to the WSU Master Gardener Program Endowed Fund! Thanks to your support, we have raised an impressive $220,000 to further the mission of the WSU Extension Master Gardener Program.

Your gifts play a vital role in advancing the program’s mission of providing research-based, sustainable horticulture education. By giving to the endowed fund, you help extend knowledge and empower communities to grow and thrive.

You can be part of this exciting endeavor when you make a gift by clicking the link below.

Master Gardeners studying plants.
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Throughout this site there are links to documents of various file types. Please contact our Statewide Program Leader if you require this information in a different format.