Master Gardeners

Become a Master Gardener. We would love to have you join us! Successful applicants have a strong volunteer ethic and experience in community service. Your volunteer experience need not be in the area of horticulture. Classes are held at the Center for Urban Horticulture (CUH) on the University of Washington campus. Check the website for details.

WSU Master Gardener Program. This program is dedicated to facilitating excellence in volunteers through education, life-long learning, and professionalism of coordinators and volunteers.


Demonstration Gardens.  See firsthand the types of plants that grow well in our area, and learn recommended planting practices and overall garden care.

Public Gardens, Arboreta, and Herbaria. (Miller Library)

Need help with your garden question? Answers are as close as your computer.  Ask a Master Gardener.

Plant Clinics

King County Master Gardeners work as volunteer community educators at clinics in the area to empower citizens to incorporate sustainable horticultural practices that help to conserve our natural resources. To find a clinic near you, consult the most current schedule that shows clinics, locations and hours of operation. Here is the 2016 Clinics Schedule.

Kid Gardening

Magnuson Children’s Garden. Find a wide variety of family-friendly events throughout the spring and summer!

Teacher Resources. Find handouts for use with classes, including the WSU MG Teaching Kits – it’s “environmental education in a box” for all ages, not just kids.


There are several newsletters provided for the benefit of King County Master Gardeners. The public may find some of the articles of interest. Issues include Heads Up, published by the King County Diagnostic Lab, and The Connection, published by the MG Foundation of King County.

Other Resources

Gardening Fact Sheets – Fact Sheets by topic to help you garden in Washington and Oregon.

  • Fact Sheets for use in Master Gardener clinics in King County and Puget Sound area.
    • Gardening Websites – a list of websites that offer general gardening information for home gardeners in Western Washington.
    • Gardening Publications – a list of publications of interest to home gardeners in Western Washington.
  • WSU Hortsense. A compilation of fact sheets for managing common landscape and garden plant problems.
  • WSU Pestsense. A compilation of fact sheets for managing common indoor pest problems.
  • WSU Gardening Fact Sheets – Fact Sheets by topic for gardening in Washington State.
  • OSU Gardening Fact Sheets – Fact Sheets compiled by the OSU Plant Clinic that has been operational since 1954 and part of the National Plant Diagnostic Network (NPDN).

Pacific Northwest Pest Management Handbooks. These handbooks and online access to information provided by Central Oregon Agricultural Research Center provide a ready-reference to current information about weeds and insects.

PNW Vegetable Extension Group. Assist with diagnoses of vegetable diseases, pests, and other problems, publishing new information about vegetable pathogens, pests and other problems; and their biology and management.

WSU Gardening Blog. Find out what’s new from the experts, such as Organic Soil Amendments in Yards and Gardens: How much is enough?

Plant Finder. Want to know who sells that plant you saw?

Find a Nursery.  National directory of nurseries.

Native Seeds Sources.  Looking for Native Seeds

Garden Catalogs – So many catalogs so little time

Northwest Gardeners e-news.  OSU monthly newsletter

Best of the Web – Gardening – Website with “Best of” links provided by gardener.  Many useful sites.

Fun Resources / MG Newsletters

Gardens, Clubs, and Societies

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