Soil Volume Formula:
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Definition: This calculator estimates the volume of soil needed based on the area in square feet and desired depth in feet.
Purpose: It helps gardeners, landscapers, and homeowners determine how much soil is required for planting beds, lawns, or other landscaping projects.
The calculator uses the formula:
Where:
Explanation: The area is multiplied by the depth to get the total volume of soil needed.
Details: Accurate soil volume estimation ensures proper plant growth, adequate drainage, and cost-effective material purchasing.
Tips: Enter the area in square feet and desired depth in feet. All values must be > 0.
Q1: How do I convert inches to feet for depth?
A: Divide inches by 12 (e.g., 6 inches = 0.5 feet).
Q2: How does this relate to bags of soil?
A: Most bagged soil is sold by cubic feet. Check bag labels and divide total volume by bag size.
Q3: What's a typical depth for garden beds?
A: 6-12 inches (0.5-1 ft) for most plants, 18 inches (1.5 ft) for deep-rooted vegetables.
Q4: How do I calculate area for irregular shapes?
A: Break into rectangles, calculate each area, then sum them.
Q5: Does this include compaction factor?
A: No, consider adding 10-15% to the calculated volume for compaction.