Earth Day composting tips

Resources to buy, build and maintain a worm box

Worm composting (Vermicomposting)

The California Integrated Waste Management Board estimates that at least 10 million tons of compostable organics are still being sent to California landfills each year, approximately 25 percent of all materials currently disposed

Reducing the amount food scraps from your garbage helps to save landfill space, reduce green house gases and return valuable nutrients to the soil - thereby reducing our the need to use harmful chemical fertilizers.

There are many ways to compost including participating in municipal compost programs where available, starting a backyard compost pile and worm box composting. Building is a worm box is an easy way to start your composting, especially if you have limited space and time to work with.

Where to get worms

Sonoma Valley Worm Farm
1280 Sperring Road
Sonoma, CA 95476
(800) 447-6996.

Cosmo's Red Worms
432 Lawton St.
San Francisco, CA 94122
(415) 759-7874.

Blue Belly Farms
9050 Lasell Lane
Durham, CA 95938
(530) 894-1276

Berkeley Spiral Gardens
(510) 843-1307

Foothill Worm Ranch
(925) 484-4192

Blue Ridge Vermiculture
(408) 227-5267

To contact Adesina Stewart, email her at

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