How much mulch do I need for a tree?
Correspondingly, how many bags of mulch do I need for a tree?
Most bags of mulch hold 2 cubic feet. So there are 13-1/2 bags of mulch in a yard. An organic mulch, such as bark mulch and pine straw, offers many benefits to plants and soil.
Just so, how much mulch do I need?
Keep in mind that mulch is sold by the cubic yard. One cubic yard of the material covers a 324-square-foot area an inch deep. So, to determine your total, multiply your square footage by the depth in inches desired, then divide by 324. Here's your formula: Square footage x desired depth / 324 = cubic yards needed.
The best way to mulch around your trees is to create a ring of mulch at least four to six feet in diameter around the base of the tree. The more surface area covered in mulch, the better for your trees.