Raised Bed Calculator
Calculate the perfect amount of soil, materials, and cost for your raised garden beds. Perfect for vegetable gardens, flower beds, and landscaping projects.
Step 1: Bed Specifications
Understanding Raised Bed Dimensions
Typical raised beds are 12-18 inches deep. Deeper beds allow for better root growth and drainage. Consider accessibility when choosing height.
Step 2: Materials & Soil
About Raised Bed Soil
A good raised bed mix is 60% topsoil, 30% compost, and 10% potting mix. Proper drainage is essential for healthy plant growth. Consider adding a gravel layer at the bottom.
Raised Bed Results
Total Soil Volume Needed
Material Comparison
| Material | Lifespan | Cost | Maintenance |
|---|
Volume Breakdown
Calculation Formula
Volume = Length × Width × (Height – Drainage Layer) × Number of Beds
Convert cubic feet to cubic yards by dividing by 27. Calculate bags by dividing cubic feet by bag size (typically 1.5 ft³).
Need Professional Garden Design Help?
Connect with our landscaping experts for detailed raised bed plans, plant selection, and custom garden designs for your outdoor space.
Get Professional Design