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News and events
Find the latest news stories, press releases, and upcoming event information from the Hazardous Waste Management Program.
Featured news
Upcoming events schedule
EVENT
Natural Yard Care - Choosing the Right Plants for Your Garden
King County Library - Skyway
12601 76th Ave S | Seattle, WA 98178
September 2, 2025
6:30 p.m to 7:30 p.m.
This workshop with Garden Hotline educators will teach you how to get to know your site, create a garden plan, choose appropriate plants, and give them a good start with proper planting and mulching techniques.
EVENT
Natural Yard Care - Garden Hotline at Delridge Farmers Market
Delridge Farmers Market
9421 18th Ave SW | Seattle, WA 98106
September 6, 2025
10:00 a.m. to 2:00 p.m.
Come ask your garden questions and get chemical-free gardening tips and resources from Garden Hotline experts at the Delridge Farmers Market on September 6!
EVENT
Wastemobile - Bothell/Woodinville
University of Washington Bothell
18115 Campus Way NE | Bothell, WA 98011
September 5-7, 2025
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.
EVENT
Natural Yard Care - Garden Hotline at Renton Farmers Market
Renton Farmers Market
Williams Ave between 2nd + 3rd St | Renton, WA 98057
September 9, 2025
3:00 p.m. to 7:00 p.m.
Come ask your garden questions and get chemical-free gardening tips and resources from Garden Hotline experts at the Renton Farmers Market on September 9!
EVENT
Natural Yard Care - Fall Groundwork in the Natural Garden
Online
Zoom
September 16, 2025
12:45 p.m. to 2:05 p.m.
This class, part of the Active Older Adult Cafe series for adults 55 and older, will focus on tips from Garden Hotline educators on what you can do now to prepare your garden for the fall and winter months ahead, all while reducing your reliance on harmful chemicals.
EVENT
Natural Yard Care - Garden Hotline at Bothell Sustainamania
Bothell City Hall Plaza
18415 101st Ave NE | Bothell, WA 98011
September 20, 2025
10:00 a.m. to 2:00 p.m.
Come and celebrate at Bothell's 13th annual Sustainamania, focused on everyday sustainable actions you can take at home, work, school, and in the community for lasting change. The event will feature Garden Hotline educators sharing resources about chemical-free gardening, a Touch-a-Truck, local artisans and businesses, interactive art, live music, a repair café, food trucks, games, crafts, activities, and more!