Create timeless, natural landscapes with Sierra Mix River Rock, a premium decorative river stone featuring a beautiful blend of soft gray, blue-gray, tan, cream, and earth-tone pebbles. Naturally rounded by flowing rivers, these smooth stones add texture, color, and durability to residential and commercial landscapes while requiring little to no maintenance.

Available in 3/8", 3/4", 1.5", 2"x4", and 4"x8" sizes, Sierra Mix River Rock is ideal for everything from decorative ground cover and pathways to dry creek beds, erosion control, and water-wise landscapes. Its naturally rounded shape promotes excellent drainage while creating a clean, elegant appearance that complements modern, rustic, and traditional landscape designs.

Unlike bark or mulch, Sierra Mix River Rock won't decompose, fade quickly, or require frequent replacement, making it a long-lasting investment for outdoor spaces throughout the Bay Area.

Ideal Applications

• Decorative landscape ground cover

• Garden beds and planter areas

• Dry creek beds

• Water features and ponds

• Drainage swales and French drains

• Rain gardens

• Tree rings and shrub borders

• Xeriscaping and drought-tolerant landscapes

• Erosion control projects

• Commercial landscapes and HOA common areas

Available Sizes

• 3/8" Sierra Mix River Rock – Ideal for decorative ground cover, planter beds, pathways, and drainage applications.

• 3/4" Sierra Mix River Rock – A versatile size for garden beds, walkways, dry creek beds, and general landscape installations.

• 1.5" Sierra Mix River Rock – Perfect for decorative accents, drainage projects, larger planter beds, and natural-looking creek features.

• 2"x4" Sierra Mix River Cobbles – Excellent for dry creek beds, erosion control, pond edges, water features, and bold landscape accents.

• 4"x8" Sierra Mix River Cobbles – Large decorative cobbles designed for creek beds, shoreline stabilization, erosion control, water features, and statement landscape designs.

Why Choose Sierra Mix River Rock?

• Beautiful natural blend of gray, blue, tan, cream, and earth-tone stones

• Naturally rounded and smooth for a premium appearance

• Low-maintenance alternative to bark and mulch

• Helps suppress weeds when installed over landscape fabric

• Excellent drainage performance

• Durable and colorfast with long-lasting natural beauty

• Suitable for residential, commercial, municipal, and HOA projects

• Available in multiple sizes to suit virtually any landscape application

Coverage Guide

Coverage varies depending on stone size and installation depth.

• Decorative ground cover: approximately 2–3 inches deep

• Dry creek beds: approximately 4–8 inches deep

• Drainage applications: install according to project specifications

Use our Material Calculator to estimate the amount of Sierra Mix River Rock needed for your project.

Bulk Delivery Throughout the Bay Area

TerraBay Materials offers fast, reliable bulk delivery of Sierra Mix River Rock to homeowners, landscapers, contractors, builders, HOAs, and municipalities throughout:

• Marin County: San Rafael, Novato, Mill Valley, San Anselmo, Tiburon

• Sonoma County: Petaluma, Sebastopol, Santa Rosa

• Alameda County: Berkeley, Oakland, Richmond

• Contra Costa County: Concord, Walnut Creek, San Ramon

• San Francisco

• San Mateo County: Atherton, Hillsborough, Menlo Park, Burlingame

• Solano County: Benicia, Vacaville,

Whether you need a single cubic yard for a backyard project or multiple truckloads for a commercial development, we'll deliver directly to your jobsite.

Frequently Asked Questions - Sierra Mix River Rock

Does Sierra Mix River Rock vary in color?

Yes. Because it is a natural river stone, each load contains unique blends of gray, blue-gray, tan, cream, and earth-tone colors.

Can I use it around plants?

Absolutely. Sierra Mix River Rock is an excellent decorative mulch replacement that helps conserve soil moisture while creating a clean, finished appearance.

Is it suitable for driveways?

No. For heavy vehicle traffic, we recommend 3/4" angular hard basalt, granite or limestone type of gravel.

Can it be used in water features?

Yes. Sierra Mix River Rock is commonly used in ponds, waterfalls, streams, and dry creek beds because of its smooth, naturally rounded appearance.

Do you offer bulk delivery?

Yes. We provide bulk delivery throughout Marin, Sonoma, Alameda, Solano, Contra Costa, San Francisco, and San Mateo Counties.