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Shamrock Materials specializes in providing contractors, landscapers, and homeowners with the tools to beautify their properties, serve clients, and enhance curb appeal. Decorative rock can help Santa Rosa, CA residents and professionals make a difference. You can choose from 4” to 8” tri-color county cobble to attention-grabbing red lava landscape rock. We have locations in Santa Rosa, St. Helena, Pinole, and San Rafael, each with a wide range of options. We’ve faithfully served the region since 1954; learn why we’re trusted above all today.

 Unleash the Full Potential of Your Landscape

You can count on our team for quality products, an extensive inventory, and competitive prices. But more importantly, we offer reliable and on-time deliveries, ensuring your decorative rock gets to your location when needed. If you’re in the middle of a landscaping project, trust our team and the potential uses of decorative stone, which include:

  • Mulch: Wood mulch blows away, leaving your landscaping exposed. Rock will keep the ground underneath your garden moist and prevent evaporation.
  • Drainage: You want to avoid water pooling on a lawn. Decorative stone is often used for drainage, which effectively gets the job done.
  • Walkways: Fine gravel can be an excellent substitute for other, more expensive walking surfaces. Our ½” Pami landscape rock and 3/8” California gold landscape rock are perfect choices.
  • Driveways: Medium and large-size gravel is perfect for non-paved driveways. Finer gravel will get stuck in tires, so you want to opt for larger sizes.
  • Landscaping: We offer no shortage of decorative stone options, ensuring you can find one that perfectly complements your landscape design.
  • Accents: You can go in any direction with rocks for accent. Why not choose a colorful option, like our ½” Salmon Bay landscape rock or 2×4” Noyo landscape rock?

 An Inventory to Match Our Reputation in the Region

We are proud to be your one-stop shop for all your landscaping needs. Whether you seek practical solutions or an option to enhance the look of your property, you can be confident you will receive outstanding customer service from beginning to end. Because we have such an extensive inventory, we are confident you’ll find what you want. If you’re a DIY homeowner, you’ll enjoy a brand-new landscape design, and if you’re a contractor, you have a partner you can trust to provide your clients with the satisfaction they deserve. Visit one of our four locations today to get started. If you have a stone in mind, visit the location with it in stock.

 

4-8 tri county cobble
4-8" Tri Color County Cobble Landscape Rock
4x8 Noyo Landscape Rock
4x8" Noyo Landscape Rock
1 1-2 Noyo Landscape Rock
1 1/2" Noyo Landscape Rock
3-8 Ginger Rock
3/8" Ginger Landscape Rock
3-4 Lava Rock
3/4" Lava Rock Landscape Rock
5x9 Napa Brown
5x9" Napa Brown Landscape Rock
3-4 Lodi
3/4" Lodi Landscape Rock
1 1-2 Lodi
1 1/2" Lodi Landscape Rock
3-4 Dolomite
3/4" Dolomite Landscape Rock
1 1-2 Dolomite
1 1/2" Dolomite Landscape Rock
1-4 x 10 California Gold
1/4"x10 California Gold Landscape Rock
Crushed Decco Rock
Crushed Decco Landscape Rock
3-8 Yosemite Tan
3/8" Yosemite Tan Landscape Rock
3-8 Lava Rock
3/8" Red Lava Landscape Rock
3-8 Table Mountain
3/8" Table Mountain Landscape Rock
1 1-2 Round River
1 1/2" Round River Landscape Rock
3-8 Pami
1/2" Pami Landscape Rock
1-2 California Gold
3/8" California Gold Landscape Rock
3-4 salt and pepper
3/4" Salt and Pepper Landscape Rock
3-8 Lodi
3/8" Lodi Landscape Rock
3-8 American River (Perkins)
3/8" American River Landscape Rock
3-4 Ginger Rock
3/4" Ginger Rock Landscape Rock
3-8 sonoma rosa cotati
3/8" Sonoma Rosa Landscape Rock
Los Banos Cobble 4x8 sf
4x8 Los Cobble Landscape Rock
3-4 blue shale
3/4" Blue Shale Base Landscape Rock
5x8 Noiyo Cobble
5x8 Noiyo Cobble Landscape Rock
3-8 Decco Rock
3/8" Decco Landscape Rock
5x8 Brown Cobble
5x8" Brown Cobble Landscape Rock
1 1-2 Decco Rock
1 1/2" Decco Landscape Rock
3-8 salt and pepper
3/8" Salt and Pepper Landscape Rock
1-2 tri county cotati
1-2" Tri County Landscape Rock
3-4 dutch pebble sf
3/4" Dutch Pebble Landscape Rock
3-4 Decco Rock
3/4" Decco Rock Landscape Rock
2x4 Noiyo Cobble
2x4" Noiyo Cobble Landscape Rock
3-4 California Gold
3/4" California Gold Landscape Rock
3-8 California Gold
3/8" California Gold Landscape Rock
1-2 California Gold
1/2" California Gold Landscape Rock
3-4 American River (Perkins)
3/4" American River Landscape Rock
3 Entrance Rock
3" Entrance Rock
2x4 Brown Cobble
2x4" Brown Cobble Landscape Rock
1 1-2 Round River
1 1/2" Round River Landscape Rock
1 1-2 Ginger Rock
1 1/2" Ginger Rock Landscape Rock
1 1-2 Decco Rock Landscape Rock
1 1/2" Decco Rock Landscape Rock
1 1-2 American River (Perkins)
1 1/2" American River Landscape Rock
1-2 Salmon Bay
1/2" Salmon Bay/Creek Landscape Rock
2x4 Noyo Landscape Rock
2x4 Noyo Landscape Rock
3-4 sonoma rosa cotati
3/4" Sonoma Rose Landscape Rock