Sealing the stones with a binding agent is an easy and straightforward solution to keep your pea gravel design secure. They are also affordable, costing between $20 and $50 per gallon (1 gallon of ...

For example, Landscape Loc Mulch & Rock Bond works best on rocks that are 1/2 inch or smaller, so it works for pea gravel but less so for larger gravels like river rock. You also want to ensure ...