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Raised Bed Soil Mix Ratio Calculator
Free raised bed soil mix ratio calculator for US homeowners. No signup — runs in your browser.
Soil calculator
Enter bed dimensions and soil type. Results update instantly — cubic yards, bags, and mix ratios.
Results
- Cubic feet
- 32 cu ft
- Cubic yards
- 1.185 cu yd
- Bags needed
- 16 (2 cu ft)
- Topsoil
- 19.2 cu ft
- Compost
- 9.6 cu ft
- Perlite
- 3.2 cu ft
Ad slot (longtail-raised-bed-soil-mix-ratio-calculator) — set NEXT_PUBLIC_ADSENSE_CLIENT
How we compare
Common gaps on competitor sites — and what ClientTools does differently.
- planetnatural.com: No dynamic inch sliders for length, width, and depth
- eartheasy.com: Fixed ratios—no custom soil mix for specific plants
- calculator.net: Simple volume only—no multi-size bulk vs. bag breakdown
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Frequently asked questions
Popular mix: 60% topsoil, 30% compost, 10% aeration (perlite/coarse material). Adjust for drainage and crop type.