Why Use These Calculators?
Accurate numbers reduce waste, improve yields, and keep plants thriving across beds, containers, lawns, and greenhouses.
Tips for Best Results
- Measure interior bed/container dimensions for true soil volume.
- Test soil (pH, organic matter, NPK) before liming or heavy fertilization.
- Include mulch depth and settling when planning coverage and top-ups.
- Match drip emitter flow and runtime to soil type and season.
Disclaimer
These tools provide estimates for educational purposes. Cross-check with local guidance and adjust gradually for your conditions.