Rundle Rock vs Wash Rock Calgary — Which One Is Right for Your Yard?
Share
If you're shopping for decorative rock in Calgary, two products come up more than any other: Rundle Rock and Wash Rock. Both are popular, both look great, and both get delivered by the cubic yard — but they're not interchangeable.
Choosing the wrong one means you either end up with a yard that doesn't look how you pictured it, or a product that doesn't hold up the way you need it to. This guide breaks down the differences clearly so you order with confidence.
What Is Rundle Rock?
Rundle Rock is a flat, angular limestone sourced from the Rocky Mountain region — named after Mount Rundle near Canmore. It's one of the most distinctive-looking stones you can use in a Calgary yard.
Characteristics:
- Flat, layered, and angular in shape
- Grey to warm buff tones, often with natural rust and brown variation
- Does not compact or shift like round rock
Best uses for Rundle Rock:
- Raised garden beds and borders
- Pathway and stepping stone features
- Rock gardens and alpine-style landscaping
- Accentuating trees, shrubs, and garden features
- Dry riverbed or drainage channels with a natural look
Rundle Rock's angular edges mean it stays in place once laid. It won't roll under foot traffic the way round stone does, making it a practical choice for areas people actually walk through or along.
What Is Wash Rock?
Wash Rock is a river rock or washed gravel. In Calgary, it typically comes in sizes ranging from pea gravel up to 2"–3" round river rock.
Characteristics:
- Multi-toned — grey, tan, cream, and brown mixed together
- Available in multiple sizes (pea, 3/4", 1.5", 2"–3")
- Clean and washed — low dust
Best uses for Wash Rock:
- Drainage beds and French drain systems
- Ground cover under decks and in low-traffic areas
- Garden pathways (smaller sizes)
- Decorative borders and mulch replacement
- Around downspouts and foundation perimeters
Wash Rock is the workhorse of Calgary landscaping. It drains exceptionally well, it's easy to spread, and the neutral mixed tones suit almost any exterior.
Rundle Rock vs Wash Rock — Side by Side
| Rundle Rock | Wash Rock | |
|---|---|---|
| Shape | Flat, angular | little round and little smooth |
| Colour | Grey, buff, rust tones | Mixed grey, tan, cream |
| Best for | Garden beds, borders, rock gardens | Drainage, ground cover, pathways |
| Stays in place? | Yes — angular edges lock together | rounds can shift |
| Drainage | Good | Excellent |
| Visual impact | Bold, structured, architectural | Natural, clean, understated |
| Typical size | 3/4 - 1.5" | Pea to 3" |
Which One Should You Choose?
Choose Rundle Rock if:
- You want a bold, defined look with strong visual structure
- You're building a rock garden, raised bed, or feature border
- You need something that stays put in sloped areas
- You want a distinctly Alberta/mountain aesthetic
Choose Wash Rock if:
- Drainage is a priority — beside foundations, under decks, around downspouts
- You want low-maintenance ground cover that suppresses weeds
- You're filling a large area and want consistent coverage
- You're working on a French drain or gravel pathway
Many Calgary yards use Rundle Rock as the accent or border stone.
How Much Do You Need?
Both products are sold by the cubic yard. For most ground cover applications, use this rule of thumb:
- 2" depth: 1 cubic yard covers approximately 133 sq ft
- 3" depth: 1 cubic yard covers approximately 100 sq ft
- 4" depth: 1 cubic yard covers approximately 80 sq ft
Measure your area in square feet, decide on your depth, and divide accordingly. When in doubt, order a little extra — running short on rock mid-project means a second delivery.
Not sure how much to order? Use our online landscape material calculator to get an exact number, or call us at 403-510-9011 and we'll help you figure it out.
Order Rundle Rock or Wash Rock in Calgary
New Standard delivers both Rundle Rock and Wash Rock across Calgary, Airdrie, Chestermere, Cochrane, Okotoks, Conrich, and Langdon. Order before 12PM and your delivery arrives within 48–72 hours.
👉 Shop Decorative Rock and Gravel
No minimums on most orders. Bulk pricing available for contractors and large residential projects — call 403-510-9011 for a quote.
Frequently Asked Questions
Does Rundle Rock or Wash Rock require maintenance? Both are low-maintenance once installed. Over time, fine debris can settle between stones — a leaf blower or light rake keeps things looking clean. Neither needs to be replaced seasonally.
Which is better for weed suppression? Both are effective when laid over landscape fabric. Without fabric, neither will fully prevent weeds but both significantly reduce them compared to bare soil or mulch.
Do you deliver to acreages near Calgary? Yes — we deliver to Airdrie, Chestermere, acreages in Conrich, Langdon, Cochrane, and Rocky View County. Call us to confirm access and get a delivery quote for larger orders.
