Gardening
Raised Bed Soil Calculator
Enter raised bed dimensions in feet or metres and get total soil volume with a proven 60/30/10 mix split — so you know exactly what to order from the landscape yard.
Unit system
Soil mix estimate
- Total fill needed
- 32.0 cu ft
- Cubic yards
- 1.19 yd³
- Topsoil (60%)
- 19.2 cu ft
- Compost (30%)
- 9.6 cu ft
- Perlite (10%)
- 3.2 cu ft
Guides that use this calculator
Step-by-step how-tos with tips from real projects.
Home Improvement12 min read
How to Build a Raised Garden Bed in One Weekend
A 4×8 cedar raised bed, built and planted in two days — full materials list, step-by-step assembly, and the soil blend that keeps roots happy through summer.
By Mike Thompson · Feb 10, 2026
Gardening11 min read
Spring Vegetable Garden Planning by USDA Zone
Plan your spring vegetable garden around frost dates, soil temperature, and your USDA zone so cool-season and warm-season crops go in at the right time.
By Sarah Mitchell · Mar 1, 2026