Planter Volume Calculator
L × W × D = ft³ of soil needed for a raised bed or planter box.
Result
Soil needed
16.0 ft³
0.59 yd³ · 16 1-ft³ bags.
- Volume (ft³)16.0
- Volume (yd³)0.593
- 1.5-ft³ bags11
- 2-ft³ bags8
- Liters453
Step-by-step
- V = 4 × 4 × 1.00 = 16.00 ft³.
How to use this calculator
- Enter planter dimensions (depth in inches).
- Use bag count for small projects, yd³ for bulk.
About this calculator
Soil volume for raised beds and planter boxes. Depth: 8 inches minimum for vegetables; 12+ inches for root crops; 18-24 inches for trees in containers. Garden soil is sold in 1-2 ft³ bags or by cubic yard for bulk.
Frequently asked
Cheapest "topsoil" bags are often heavy and clay-rich. Better: "garden soil" or "raised-bed mix" — engineered blend with organic matter.
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