Natural Stone Curbs & Fillers - Stone Curbing for Driveways, Walkways & Gardens in Ontario

A driveway without curbing is an edge without definition. A garden bed without a stone border is a boundary waiting to fail. The curb is the detail that holds everything together – containing the surface material, directing water drainage, and giving the entire hardscape a clean, finished perimeter.

Our natural stone curbs and fillers give your driveway, walkway, and outdoor spaces a natural edge that concrete and manufactured plastic alternatives simply can’t match. Available in Limestone, Sandstone, and Granite colour ranges – and supplied in a standard 6″ wide by 48″ long format with 150mm and 175mm thickness options – our stone curbs are sized for residential and commercial applications across Ontario.

residential and commercial applications across Ontario.

Whether you’re edging a driveway entrance, defining a garden planting bed, separating a paved surface from a lawn, or finishing the perimeter of a patio, natural stone curbing is the durable, low-maintenance solution that holds its position and its appearance through every Ontario season. See how stone curbing looks in finished projects across Ontario homes and commercial landscaping.

Worldwide Stone and Landscape Supply Inc. is a natural stone supplier based in Caledon Village, Ontario, supplying stone curbs, pavers, coping, steps, and landscaping stone to residential and commercial projects across Canada.

Size: 6″ wide × 48″ long Thickness: 150mm and 175mm Stone Colours: Limestone · Sandstone · Granite Applications: Driveways, walkways, garden borders, patio perimeters, outdoor spaces Supply: Bulk and project quantities available across Ontario Delivery: Across Ontario – contact us for details

The Edge That Keeps Everything in Place - Season After Season

Natural stone curbs from Worldwide Stone don’t shift, crack, or fade. At 150mm and 175mm thickness, they’re heavy enough to stay exactly where they’re set through freeze-thaw cycles, ground movement, and years of regular use. Install them once and they’re done.

Why Natural Stone Curbs Are Worth It

The job of a curb is straightforward: hold the line between two surfaces and keep them from bleeding into each other. Plastic edging shifts, timber rots, and concrete cracks. Natural stone sits where it’s set and stays there. The weight and density of our stone curbs – available in 150mm and 175mm thickness – gives them the mass to resist lateral pressure from soil, frost heave, and the gradual creep of surrounding material over time.

Natural Stone Over Concrete - Every Time for Ontario Exteriors

Poured concrete curbing is the default choice for many contractors because it’s fast. But in Ontario’s climate, fast isn’t always smart. Concrete curbing is vulnerable to freeze-thaw cracking, staining from road salt, and surface spalling that makes it look rough and worn within a few years. Natural stone handles the same conditions without degrading – and it looks better doing it. For any exterior curbing application where longevity and appearance both matter, natural stone is the correct specification.

Three Stone Colour Ranges for Every Exterior Palette

Our curbs are available in Limestone, Sandstone, and Granite colour ranges – covering warm neutrals, cool greys, and rich natural tones. This gives contractors and homeowners the ability to match or complement the dominant stone, paver, or masonry material on the project rather than defaulting to a single grey concrete edge. Pair your curbs with our natural stone pavers for a cohesive, fully coordinated hardscape.

Standard Sizing for Clean, Consistent Installation

Our curbs are supplied in a consistent 6″ wide by 48″ long format – long enough to cover ground efficiently, narrow enough to set cleanly in a standard kerbing trench. The two thickness options – 150mm and 175mm – allow you to choose the depth appropriate for your substrate conditions and the level of lateral containment the application requires. Consistent sizing means predictable installation and no sorting through irregular stock on site.

Low Maintenance Once Set

Natural stone curbing requires no annual treatment, no repainting, and no replacement after a hard winter. Occasional cleaning to remove moss or debris from the exposed face is generally all the maintenance needed. For homeowners and property managers looking for a permanent edge solution, stone curbing is the one-time installation that delivers through decades of use.

For Contractors and Landscaping Professionals

We supply stone curbs in bulk quantities suited to large-scale residential and commercial landscaping projects. If you’re completing a full driveway or landscape installation, combine your curb order with natural stone pavers, natural stone steps, and pier caps for a complete supply from one place, one delivery, one invoice. Contact us for trade pricing and project quantities.

For Homeowners

Stone curbing is one of the most cost-effective ways to sharpen the appearance of a driveway or garden. It contains gravel, keeps lawn edges crisp, prevents pavers from spreading laterally, and gives the entire exterior a structured, intentional finish. It’s a modest investment that makes a visible difference to the overall look of any property.

For Architects and Designers

Three colour ranges, two thickness options, and a consistent plan dimension give you the design control to specify curbing that integrates with the wider project material palette. Natural stone curbing reads as a premium finish detail in any project documentation and delivers on that expectation on site. Contact us to discuss specifications or arrange samples for design review.

Available Stone Colour Ranges & Sizes for Curbs

Our natural stone curbs are available in three colour ranges to complement your wider hardscape material palette. All are available in both thickness options and the standard 6″ × 48″ plan size. View all stone colours across our full product range, or visit our Caledon Village showroom to compare options in person

Not sure which colour suits your project? Download our catalogue for full specifications or contact our team to discuss your options.

Frequently Asked Questions About Natural Stone Curbs

What are stone curbs used for?

Natural stone curbs are used to define and contain the edges of driveways, walkways, patios, garden beds, and other outdoor surfaces. They prevent surface material – gravel, pavers, soil – from spreading laterally beyond the intended boundary, direct drainage away from planted areas, and give the overall hardscape a clean, structured perimeter. They’re used across residential and commercial landscaping applications throughout Ontario and Canada.

What sizes do your stone curbs come in?

Our standard stone curbs are 6″ wide and 48″ long, available in two thickness options – 150mm and 175mm. The 48″ length allows efficient coverage of long runs with minimal joints. If your project requires dimensions outside this range, contact our team to discuss available options.

What's the difference between 150mm and 175mm thickness?

Both thicknesses provide solid performance for standard kerbing applications. The 175mm thickness offers additional depth below the finished surface level, making it more appropriate for applications where the curb needs to resist greater lateral soil pressure – such as raised garden beds, deep gravel driveways, or sloped sites where ground movement is a factor. For standard flat driveway and walkway edging, 150mm is typically sufficient.

What stone colour options are available for curbs?

We supply stone curbs in three colour ranges: Limestone, Sandstone, and Granite. Each offers a distinct natural tone – Limestone for cool, neutral greys; Sandstone for warm, earthy tones; and Granite for richer, more varied colour with natural mineral movement. Visit our Caledon Village showroom to view all three options in person, or browse our colours page for reference.

How are natural stone curbs installed?

Stone curbs are set in a prepared trench along the perimeter of the surface being edged. A compacted gravel base is laid first, followed by a mortar bed on which the curbs are set to the correct height and alignment. The back of each curb is then haunched with concrete or mortar to lock it in position and resist lateral movement. Joints between curb pieces should be pointed with mortar and sealed. For driveway applications, professional installation by a qualified landscaping contractor or mason is strongly recommended.

Can natural stone curbs handle Ontario's freeze-thaw winters?

Yes. This is one of the primary reasons natural stone is specified over concrete for outdoor curbing in Ontario. Dense natural stone at 150mm to 175mm thickness handles freeze-thaw cycling without cracking, heaving, or surface degradation. Concrete curbing – particularly thinner sections – is significantly more vulnerable to frost damage over time, especially in areas exposed to road salt during winter.

Can I use stone curbs for a residential driveway?

Absolutely. Driveway edging is one of the most common applications for our natural stone curbs. The 175mm thickness option is particularly well suited to driveway perimeters where the curb needs to withstand the lateral force of vehicles driving close to the edge. Pair your driveway curbing with natural stone pavers for the driveway surface and natural stone pier caps at the entrance pillars for a fully finished driveway build.

How do natural stone curbs compare to concrete or plastic edging?

Natural stone outperforms both in almost every long-term measure. Plastic edging shifts, fades, and eventually cracks under UV exposure and frost. Concrete edging is prone to cracking under freeze-thaw pressure, staining from road salt, and surface deterioration over time. Natural stone holds its structural integrity and its appearance through decades of exterior use. The upfront cost is higher, but the total cost over a ten to twenty year period – accounting for replacements and repairs – is almost always lower with natural stone.

Do you supply stone curbs in bulk for commercial projects?

Yes. We supply stone curbs in bulk quantities for commercial landscaping, multi-unit residential, municipal, and institutional projects across Ontario. Contact our team with your project scope, required quantities, and timeline and we’ll advise on stock availability, lead times, and volume pricing.

Do natural stone curbs need to be sealed?

Sealing is not structurally required. Natural stone curbs perform reliably unsealed across all exterior conditions. Some contractors and homeowners choose to apply a penetrating stone sealer to reduce staining from oil, organic matter, or road salt – particularly on driveway applications. If you choose to seal, use a breathable exterior-rated penetrating sealer appropriate for the specific stone type. Our team can advise when you place your order.