Prices vary based on rock type, size, and weight. One ton of rock generally covers at a standard depth of 2 to 4 inches. Average Cost per Ton Gravel / Crushed Stone $10 – $55 Driveways, base layers, drainage River Rock $45 – $170 Decorative borders, dry creek beds Lava Rock $80 – $240 Mulch replacement, lightweight drainage Rip Rap $20 – $60 Erosion control, retaining walls Boulders $100 – $600 Visual anchors, garden focal points Mexican Beach Pebbles $475 – $800 High-end decorative walkways Calculating Your Needs
(Density varies by rock type; stones usually weigh per cubic yard). Where to Buy in Hong Kong
Buying landscaping rock in bulk typically costs between for common river rocks, while specialized or polished stones like white marble can exceed $650 per ton . Buying in bulk (by the ton or cubic yard) is significantly more cost-effective than buying by the bag, often saving 3 to 4 times the cost for the same volume. Bulk Price Estimator (Materials Only)
To determine how many tons or cubic yards to order, use the following formulas: Calculate Volume in Cubic Yards: Convert to Tons:
For local bulk landscaping needs, you can contact specialized nurseries and garden supply centers: How much do landscaping river rocks and stones cost?