Garden Soil Volume Formula:
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Definition: This calculator estimates the volume of garden soil needed based on the length, width, and depth of the area to be filled.
Purpose: It helps gardeners and landscapers determine how much bulk soil is required for planting beds, raised gardens, or landscaping projects.
The calculator uses the formula:
Where:
Explanation: The three dimensions are multiplied together to calculate the total volume of soil required.
Details: Accurate soil volume estimation ensures proper plant growth, avoids over-purchasing materials, and helps with project budgeting.
Tips: Enter the length, width, and desired depth of your garden area in feet. All values must be > 0. For inches, convert to feet (divide by 12).
Q1: How do I measure irregularly shaped areas?
A: Break the area into rectangular sections, calculate each separately, then sum the volumes.
Q2: Should I add extra for compaction?
A: Yes, consider adding 10-15% to the calculated volume to account for settling over time.
Q3: How deep should garden soil be?
A: Most vegetables need 12-18 inches (1-1.5 ft), while lawns typically need 6-8 inches (0.5-0.67 ft).
Q4: How do I convert cubic feet to cubic yards?
A: Divide the cubic feet by 27 (since 1 cubic yard = 27 cubic feet).
Q5: Does this include amendments like compost?
A: No, this calculates total volume. Amend with 25-50% compost mixed into the top 6-12 inches.