Available in bag and bulk

WM EarthCare™ compost, made from local yard trimmings and residential food scraps, carries the industry’s seals of excellence. Our three composting facilities in Northern California: Alameda, Marin, and San Joaquin counties, serve the unique needs of their communities and follow a rigorous quality control process to produce stable and mature compost.

Recommended Application:

Compost contributes to soil structure, enhancing moisture retention, aeration, drainage, and tilth. Apply two to three inches each year to add slow release of nutrients to your soil. This process is especially beneficial in fall and spring.

Brushy Peak Compost

Altamont Landfill, Alameda County

Dedicated to quality, Brushy Peak Compost, produced at a state-of-the-art covered aerated static pile (CASP) is a convenient solution for bay area builders and landscapers.

Homegrown Compost

Redwood Landfill, Marin County

Approved for organic farming application, Homegrown Compost is popular with Sonoma and Napa vineyards as well as home gardeners, landscapers, and municipalities. It is produced from a state-of-the-art CASP facility at the Redwood Landfill.

Central Valley Gold

Central Valley Compost, San Joaquin Valley

Located in the rich agricultural area of San Joaquin Valley, and approved for organic farming application, Central Valley Gold is popular among ranchers and farmers as well as home gardeners, landscapers, and municipalities.

State-of-the-art covered aerated static pile (CASP) facilites at the Altamont Landfill (above) and Redwood Landfill (above right)

Soil Blends

Available in bag and bulk

WM EarthCare™ Soil Blends act as nature’s helpers where the use of natural soils is undesirable, or where on-site soil conditions are unfavorable. Each blend is designed to optimize aeration and drainage while also providing the bulk content needed to satisfy a specific landscape or horticultural application.

Grower’s Blend

Grower’s Blend is a customized solution where WM EarthCare™ will blend compost with other soil amendments to meet your specifications based on your soil condition and crop. (25 yard minimum order).

Mavericks Blend

Mavericks Blend combines compost, wood fines, cyclone sand, and bits of red lava to create an excellent potting mix for indoor and outdoor use.

Benefits of WM EarthCare Compost Products

    Compost carries the industry’s standards for quality:

    • US Composting Council Seal of Testing Assurance (STA)
    • Organic Materials Review Institute (OMRI)
    • Nutrient label of the California Department of Food and Agriculture (CDFA)

    Helps put organic ma­tter back into the soil, reducing the need for chemical fertilizers.

    Helps retain moisture, reducing irrigation demands.

    Suppresses weeds and plant pests.

    For other solutions and products, contact our WM EarthCare Specialist at

    877-963-2784 |