Pebbles are a simple way to clean up a landscape, add contrast, and finish a job without a lot of maintenance. At 9 Brothers Building Supply, we stock pebble options for contractors working across Long Island and NYC, and for homeowners who want a polished look around beds, walkways, patios, and water features. We carry bagged pebble products that are easy to stage, load, and deliver, with yard pickup available in Brentwood, East Setauket, and Riverhead.
We stock pebble options that work for both small accent areas and larger landscape installs. Our current selection includes:
These sizes give you flexibility depending on the look you want and how the space will be used. Smaller pebbles are often used for tighter decorative areas, planter beds, and around stepping stones. Larger pebbles create a bolder finish and are often used where you want more visual impact, like around fountains, modern landscape borders, or commercial entry features. We see this a lot on jobs where the goal is a clean, finished surface without mulch replacement every season.
MSI is a go-to brand for decorative stone when appearance matters and consistency matters just as much. Their Mexican Beach Pebbles are known for smooth texture, rounded shape, and a clean finished look that works in both residential and commercial settings. Contractors like them for upscale landscape designs, and homeowners ask for them when they want something more refined than standard ground cover stone.
Pebbles are a strong fit for landscape beds, tree rings, garden borders, pool surrounds, outdoor living areas, and decorative drainage zones. They also work well between pavers or next to larger hardscape features when you want contrast in color and texture. For contractors, pebble is a good option on projects where low upkeep is part of the sell. For homeowners, it is often about curb appeal and getting a neat look that lasts.
Here’s one tip we’d honestly give at the counter, always install pebbles over proper landscape fabric and make sure the base area is edged well before placement. That helps keep the stone where it belongs and cuts down on mixing with surrounding soil or grass over time. It also makes the finished job look sharper.
You can pick up pebble materials at our Brentwood, East Setauket, or Riverhead yards. Our team can load you fast, which helps when you are trying to keep a crew moving or wrap up multiple stops in a day. We also offer delivery across Long Island and NYC, whether you need a few pallets staged for a residential job or material dropped for a larger commercial landscape install.
Call ahead if you want us to help stage the order. We can make pickup easier and help you plan delivery around site access and unloading.
Whether you are sourcing pebble for a contractor install or upgrading your own property, we carry the options to help you get the look right. Stop by Brentwood, East Setauket, or Riverhead, call ahead and we’ll stage your order, or ask us about delivery across Long Island and NYC.
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Bagged Mexican Beach Pebbles 1 – 2″ feature smooth, polished surfaces perfect for decorative landscaping, borders, and water features.

Bagged Mexican Beach Pebbles 2 – 3″ offer smooth, rounded stones ideal for landscaping, garden beds, and decorative accents.

Bagged Mexican Beach Pebbles Black 1 – 2″ in .25 cu ft. bags are perfect for sleek landscape accents, borders, and decorative features.

Bagged Mexican Beach Pebbles Black 3 – 5″ in .25 cu ft. bags are ideal for bold landscape accents, water features, and decorative borders.

MSI – Pebbles are polished beach stones perfect for indoor and outdoor decorative use. Adds a natural, refined touch to any landscape.
Address: 70 Comsewogue Rd SUITE 9 (end of the road)
Setauket-East Setauket, NY 11733
Phone: (631) 928-4665