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Guillotine Seneca Boulders
Natural stone boulders split for a rugged, consistent face. Ideal for retaining walls, steps, and shoreline projects. Durable, palletized, and ready for install.
Sawn Seneca Boulders
Boulders with precision-cut faces for a clean, modern look. Perfect for retaining walls, steps, and structured landscape designs. Palletized and ready for install.
Seneca Boulders
Our original Seneca Boulders, known for their natural, rugged character. Perfect for all types of landscape and retaining wall projects.
Fast Shipping
Fast, reliable shipping keeps your project on track. Boulders are in stock and ready for quick turnaround, helping you avoid delays and stay on schedule.
Large Inventory
A large, in-stock inventory gives you options and flexibility. Multiple sizes and styles are ready to load, making it easy to source the right boulders without long lead times.
Contractors love them
Contractors choose these boulders for efficiency and performance. Easy to handle and quick to set, they reduce labor time on site while delivering strong, dependable results.
Palletized for Convenience
Palletized for convenience and efficiency, these boulders are easy to load, transport, and stage on site—saving time, reducing handling, and keeping projects moving smoothly.
Many sizes
Available in a wide range of heights and lengths, in both snapped and sawn finishes, giving you the flexibility to match your design and build requirements.
Great for retaining walls
Naturally strong and durable, these boulders are ideal for retaining walls and elevation changes, delivering lasting stability with a bold natural stone appearance.
Precision-Snapped Natural Stone Boulders
Guillotine Seneca Boulders feature clean snapped faces with natural strength and character. Ideal for retaining walls, steps, and accents where bold structure meets timeless stone durability. Project by Henry Services
Precision Sawn For Detailed Applications
Seneca Sawn Boulders feature precision-cut faces for clean lines and controlled installation. Ideal for projects that demand accuracy, structural integrity, and a refined natural stone appearance. Project by Brighton Landscape
The Foundation Of The Seneca Line
Traditional Seneca Boulders are the original and best-selling choice, used in projects all across the Northeast. Perfect for retaining walls and elevation changes, they deliver natural strength and lasting performance. Project by Colley’s Pools
Bring your backyard vision to life.
From first idea to final install, get the right materials and support.