Why buy a premium potting soil? The reasons are many. As each of us begins a gardening project, we all have the end result in mind: a bountiful vegetable garden, an overflowing flower covered basket or perhaps a thick and rich new lawn! At Sun Gro, we believe that the key to these and many other gardening successes is directly related to the quality of product that we, as a manufacturer, put in a bag. We hope the following chart will illustrate the advantages of Black Gold® made by Sun Gro Horticulture, North America’s largest producer of professional growing mixes – over the competition.