Soil, Compost & Mulch
Tools for estimating garden soil, raised bed soil, mulch, compost, topsoil, potting soil, and container soil needs.
About these garden calculators
These garden calculators are designed for fast estimating, planning, and educational use. They can help with common gardening calculations such as raised bed soil volume, mulch coverage, compost needs, seed spacing, plant spacing, seed starting dates, frost dates, watering schedules, drip irrigation, fertilizer rates, garden area, layout planning, and harvest estimates.
Important gardening and planning note
Garden results can vary by soil type, plant variety, climate, sunlight, rainfall, watering method, fertilizer type, local frost dates, drainage, and regional growing conditions. Use these tools as planning estimates and verify important planting, soil, irrigation, and fertilizer decisions with local gardening resources or qualified professionals when needed.