Description:  These small brown river rocks in a 1/2″ average size or a pea gravel size pebbles are able to be easily added to almost any landscape, and can be arranged in a wide variety of ways to best suit your home landscape.  Brown River Rock can be used for landscaping projects around trees, shrubs, decks and driveways. Other benefits of brown river rocks include resistance to fading, wood pests, washing and blowing away.