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This page provides earth-friendly info about gardening and yard care. For similar info and programs for farmers in King County, please visit our King County agriculture page.

Grow Smart Grow Safe - a Gardener's Guide - Learn clever, time-tested tricks of ecologically-friendly gardening. The guide provides least toxic options for your yard and garden to limit your exposure to biologically reactive chemicals, and avoid wiping out good insects, hurting bird life, or polluting the water. Also, learn how to distinguish the good from the bad by looking through the Good Bug Guide, and keep a calendar of natural yard care practices from page 14 of the Natural Yard Care Guide (443Kb Acrobat)

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Gardening - natural yard care (external site)
Save money and time on chemicals and watering and have a healthy, beautiful garden. For a real person to ask about yard and garden care, call the Garden Hotline at 206-633-0224 or email

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Hazardous Wastemobile picks up garden chemical waste-- find out when the Wastemobile will be in your neighborhood or call 1-888-869-4233 for a schedule. Everyone prefers a clean, safe environment, so why not try safer alternatives to toxic garden and household chemicals?

Northwest native plant guide -- learn how to plant right for your site or replace lawn with native plants from our illustrated tutorials. Northwest native plants are beautiful, provide habitat for you and wildlife, and help save water. Find where to order northwest native plants by checking our native plant nursery list, and discover native plant books, gardens, other websites and references from our native plant resources page. Call Greg Rabourn for details about our native plant salvage program, our hands-on Naturescaping workshops, or to receive a free copy of our "Going Native" brochure.

Rain barrel info and resources for the Pacific Northwest
How to set up rain barrels to water your plants while reducing your water bill, and where to buy them. Using rain barrels helps reduce stormwater runoff, recharges groundwater, and leaves some water in tapped rivers so aquatic creatures can live there.

Composting and building healthy soil
This site provides a fascinating peek into the world of soil and its ecology and provides practical tips on how to build compost and worm bins, making compost, managing livestock manure, how pesticides and herbicides affect soil, and even how to sign up to teach others about composting. Also, learn about GroCo garden compost, a clean, nutrient-rich compost.

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Identify noxious weeds where you live. Aggressive exotic plants can produce immense numbers of long-lived seeds and may overwhelm native species, degrade habitat for wildlife, stick, stab and poke, and may even poison livestock or burn your skin. To help eradicate invasive weeds, King County provides a Web site with Noxious Weeds Identifications and practices for control of select weeds, and we're available to answer your questions at the Noxious Weed line, 206-477-9333.

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Resources for Northwest gardeners from Puget Sound Fresh
Search by fruit, vegetable or other produce to find recipes that use them
Puget Sound region produce harvest calendar

Puget Sound Fresh - Good for all of us

Rainy days were made for gardeners to watch Yard Talk, a natural gardening show on King County Television (KCTV) that teaches viewers how to easily care for their yards and gardens in a way that's good for people, pets and the environment.

  • Local food video: episode 15 of Yard Talk
    Program promoting the benefits of local food and providing tips and tricks. Covers a variety of subjects from backyard gardening to farmers markets and local farms. 18 minutes, 44 seconds.

Gardening - WSU King County Extension
Join the Master Gardeners program or find master gardener resources, peruse gardening topics for Western Washington, schedule presentations or get tips on pesticides-- world class, face to face.

How to build a rain garden
Rain gardens filter pollution from stormwater and support unusual native plants, and WSU has set a goal for register 12,000 rain gardens in the Puget Sound basin - from WSU Extension.

Greening your Shoreline
A tool for lakeshore property owners on Lake Washington and Lake Sammamish to improve shorelines for people and salmon.

WSU King County Cooperative Extension - Gardening

News and announcements

Jun. 17, 2019
External article, GeekWire
Microsoft and Slalom help King County develop new app to make it easier to report noxious weeds 

Apr. 23, 2019
On Earth Day, Executive Constantine presents Green Globe Awards, the region’s highest honor for local environmental efforts  

Mar. 12, 2019
External article, Yes!
The Climate Solution Right Under Our Feet 

Call for Artists: Rain Gardens X Public Art
We're looking for an artist to lead the way as we take on green stormwater infrastructure and rain garden design. 

» Archived yard and garden news