2022 Cost of Landscaping Stones | River Rock Prices
10/03/2022 · The national average cost of landscaping stones is between 250 and 2,500. Most homeowners pay around 600 for a 20 dry river bed made of pea gravel and mixed river stones. At the low end of the spectrum, you will pay around 120 for a 25 patio seating area of pea gravel three inches deep.