# How much soil do you need for a square foot garden?

## How much soil do you need for a square foot garden?

Square Foot Garden Soil Mix: You will need about 8 cubic feet of soil (0.3 cubic yards) to fill one 4×4-foot box at 6-inches high. If your boxes are a different size, you can figure out how much soil will be needed by multiplying the widths of the box, and divide that number by 2.

### How many bags of soil do I need for a 4×4 raised bed?

For example, if you have a length of 5 feet, a width of 4 feet and a depth of 2 feet, the volume would be 40 cubic feet (5 x 4 x 2 = 40). This is the amount of dirt you will need to fill your raised planter box. This would equal 20 bags of soil sold in bags containing 2 cubic feet of dirt each.

#### How many bags of Miracle Gro garden soil do I need?

area at a 2″ depth use 6 bags, for a 3″ depth use 8 bags, and for a 6″ raised bed use 8 bags. To plant a 72 sq. ft. area at a 2″ depth use 8 bags, for a 3″ depth use 12 bags, and for a 6″ raised bed use 12 bags.

**How much Mels mix do I need?**

How Much Soil Do You Need? Here’s a handy Mel’s Mix calculator. For instance, a 4’x4’x6″ deep raised bed would need 8 cubic feet of Mel’s Mix to fill the bed. To make it super simple, you would need FOUR (5) gallon buckets EACH of fluffed peat moss (or coco coir), coarse vermiculite and blended compost.

**What are the 3 materials used in square foot gardening?**

Fill the boxes with a special soil mix: one-third compost, one-third peat moss, and one-third coarse vermiculite.

## How do I calculate soil for a garden bed?

How to find soil volume for square or rectangular beds

- Measure the length, width and height of your bed. (Unless the boards are very thick, don’t worry about inside/outside measurements.)
- Multiply all the measurements together: 6 x 3 x 1.4 = 25.2 cubic feet.
- Divide the answer by 27 to get the number of cubic yards.

### What is the difference between Miracle Grow potting soil and garden soil?

All Miracle-Gro® Garden Soils improve the existing soil to build strong roots and feed plants for up to 3 months. Unlike Miracle-Gro® Garden Soils, Miracle-Gro® Soil Improvements are premixed blends that address specific soil deficiencies and improve soil structure.

#### Is Mel’s Mix worth it?

Many gardeners have found that something called “Mel’s Mix” is a great option, especially if you’re building your first raised bed. It combines all the high nutrients soil types with well-draining organic material that make it an excellent soil for growing a bumper crop in your raised beds.

**How deep should Mel’s mix be?**

Conclusion: You can definitely grow a successful garden using 6 inches of good quality soil or Mel’s mix. However, if you would like to increase the amount of food you can harvest from your small garden, and reduce how often you need to water your garden, try doubling the depth of your soil!