Skip to main content
close

KingCounty.gov is an official government website. Here's how you knowexpand_moreexpand_less

account_balance

Official government websites use .gov

Website addresses ending in .gov belong to official government organizations in the United States.

lock

Secure .gov websites use HTTPS

A lock lock or https:// means you've safely connected to the .gov website. Only share sensitive information on official, secure websites.

News and events

Find the latest news stories, press releases, and upcoming event information from the Hazardous Waste Management Program.

Featured news

Newsletter sign up

Stay Connected

Sign up for email or mobile text about the latest hazardous waste news.

Upcoming events schedule

EVENT

Natural Yard Care - Senior Resource Fair at Magnuson Park

map icon

Hangar in Building 30 at Magnuson Park

6310 NE 74th St, Seattle, WA 98115

date-icon

September 30, 2025

date-icon

11:00 a.m. to 2:00 p.m.


In collaboration with Park and Recreation's Lifelong Recreation and Aegis Living. NEST is thrilled to host the second annual Seattle Senior Resource Fair!

 Join us at the Garden Hotline table talk gardening, microgreens, houseplants, edible gardens, herbs, and all type of yard care. This will be an opportunity for older adults and their families to be introduced to resources and services available in the Seattle community that cater to their specific needs and interests.

 

Find more event information

EVENT

Natural Yard Care - Fall Planting

 

map icon

Upton Flats Apartments

15220 6th Ave. S.W. | Seattle, WA  98122

date-icon

October 7, 2025

date-icon

11:00 a.m. to 1:00 p.m.


Learn a little about fall planting. Learn what plants to grow in your garden for the fall! Take a sneak peak at the article to get a jump start on fall gardening before you go! 

Find more event information

EVENT

Natural Yard Care - Growing Herbs Naturally 

 

map icon

Renton Seventh Day Adventist Church

1031 Monroe Ave NE | Renton, WA  98056

date-icon

October 11, 2025

date-icon

1:30 p.m. to 3:30 p.m. 


Get started seeding new plants in this hands-on workshop.

Learn how to choose the best herbs for you to grow. Explore annual, biennial and perennial varieties. Talk about best growing conditions, soil choices and pot sizes. Then plant some seeds for you to take home.

Find more event information

EVENT

Wastemobile - Redmond 

 

map icon

The Home Depot 

17777 NE 76th Street | Redmond, WA  98052

date-icon

October 10-12, 2025

date-icon

10:00 a.m. to 5:00 p.m., daily


The Wastemobile travels to communities throughout King County to provide hazardous waste disposal for residents and eligible businesses. There is no fee for hazardous waste disposal. Please check the Wastemobile page for a list of accepted items, limits, and restrictions.

Find more event information

EVENT

Natural Yard Care - Growing Oyster Mushrooms at Home

 

map icon

KCLS - Woodmont 

26809 Pacific Highway S. Des Moines, WA 

date-icon

October 12, 2025

date-icon

11:30 a.m. to 1:00 p.m.


Make mushroom magic at home! Oyster mushrooms are easy to grow on your kitchen counter. Learn a little about the world of fungi including what benefits they have to a sustainable world. Make a kit to take home and sprout some you can eat! 

Find more event information

EVENT

Natural Yard Care - Growing Houseplants Naturally

 

map icon

KCLS - Fairwood 

17009 140th  Ave. SE, Renton, WA 98058

date-icon

October 15, 2025

date-icon

6:00 p.m. to 8:00 p.m.


Houseplants can help keep the air in your home free of contaminants, relax us and beautify our environment. Learn about the best soil, pot and plant choices for your home and practice potting up small starts into a larger container to take home with you. Starting small saves money and gives you the fun of growing plants in their home!

Find more event information

See all events

expand_less