Mulch Quantity Calculator Step 1: Measure Your Mulch Beds Begin by measuring the length and width of your mulch beds. If you don’t have a tape measure, you can estimate by using your stride; the average stride length is approximately 3 feet. Input these measurements in feet below: Length (feet): Width (feet): Step 2: Determine the Desired Depth Decide how deep you want to spread the mulch. For new mulch beds, a depth of 4 inches is recommended. If you are merely refreshing existing mulch, 2″ may be sufficient. Depth (inches): Once you have entered these details, the calculator will compute the amount of mulch required for your project. Calculate Your Mulch Needs: Calculate Mulch delivery & installation Available Brown Aged Spruce $56.00 per yard SCHEDULE NOW Delux Red Hemlock $60.00 per yard SCHEDULE NOW Midnight Black Mulch $52.00 per yard SCHEDULE NOW