Get matched with top mulch and topsoil pros in Keokuk, IA

Replace organic mulch every one to two years, depending on the variety. Wood chips and straw, for example, will last a couple of years, while grass clippings and pine needles need replacing every several months. Inorganic mulch—such as rock and rubber chips—can stay in place for up to four years, depending on erosion and general garden upkeep. 

The most important thing to put under a rock garden is the appropriate soil. The specific soil needed will depend on the type of plants you’re growing as well as the environment you live in. You can also put non-woven or woven fabric under the rocks to add to the garden's structural stability.

Topsoil provides plants with essential nutrients, water, and air for healthy root growth. It offers a rich ecosystem of microorganisms that improve soil quality and structure. For existing lawns, ¼ inch of topdressing can enhance root growth and support new seed. For gardens, two inches of topsoil can promote strong growth and crops.

Beyond landscaping, limestone has multiple uses. For example, there are multiple pros and cons to limestone countertops, such as a lower cost compared to other types of stone and heat resistance. Limestone is also a key ingredient in limewash, a type of paint with a chalky texture. Other uses for limestone include siding, retaining walls, and mixed into cement.