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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 Gardeners

Program Contact: Mary Watts, Master Gardener Program Coordinator
206-543-0943 •
The WSU Extension King County Master Gardener program provides a multitude of resources for home gardeners. This gardening information is available to the public and is

  • research-based and
  • focused on environmentally friendly and sustainable gardening practices

NOTICE: In accordance with the latest guidelines from the King County Department of Health regarding COVID-19, we are suspending in-person MG gatherings for the month of March and are encouraging virtual meetings instead whenever possible. Intern training will not be held at CUH for the remainder of March. Refer to our Education page for individual education event updates.


Following is a list of resources and FREE information provided by Master Gardeners in King County.

Free Gardening Classes and Talks

King County Master Gardener Plant Sales [Dates & Times, details]

Locations for all King County clinics and gardens with updated hours for 2020

Master Gardener Foundation of King County

The Foundation is a 501(c)(3) nonprofit that provides the financial support for the WSU Extension Master Gardener program in King County in its efforts to provide research-based education about urban horticulture to the residents of King County. The Foundation website,, publishes information about Master Gardener activities, resources, newsletters, continuing education opportunities, plant sales and Foundation-related information.