AB Natural Stone is your one-stop source for topsoil, decorative stone, natural stone, landscaping products and mulch for sale in Allentown. We have the largest supply of landscape stone in the Lehigh Valley and can help you choose the best products for your needs. You can count on us - we have been serving homeowners and contractors for more than twenty years. We offer prompt landscaping supply and mulch deliveries or you may pick up at our landscaping supply yard in Allentown. Imagine a winding cobble-stoned driveway leading to your home or a patio that's perfect for entertaining family and friends.