Located in Cedarburg, Wis., Flagstone Landscaping provides a range of landscape design services. It is a member of the Wisconsin Landscape Contractors Association, International Society of Arboriculture and Wisconsin Landscape Federation. The company offers planting, irrigation and lighting installation services. It offers concrete and paving stone for pavers and retaining walls. Flagstone Landscaping provides maintenance services for driveways, ponds, fountains, gardens, decks, fences, arbors and pools. The company offers installation services for outdoor grills and fire pits. It provides health and life insurance services.. Gardens