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Hardscaping 101: Pea Gravel - Gardenista

Above: A pea-gravel path abuts a bed of mulch and bluestone pavers, neatly separated by a strip of metal edging. Photograph by Nicole Franzen for Gardenista.. Because of its tendency to travel, pea gravel must be contained by some type of edging material, such as brick, stones, Bender Board, or metal edging (as shown above).