Growing Medium & Substrate Calculator

Take the guesswork out of gardening! Whether you're planting vegetables, filling raised beds, or prepping containers for hydroponics, our calculator gives you instant, accurate measurements for all your growing media needs.

A pair of hands holds a rich, dark mound of coco coir, a popular soilless growing medium for calculating pot volume

Why Use It?

  • Accurate: Get the perfect soil, coco coir, or potting mix amount.
  • Efficient: Avoid waste and save money with precise planning.
  • Versatile: Ideal for raised beds, containers, hydroponics, and more.

How It Works:

  1. Select Container: Choose your pot, tray, or grow bag type.
  2. Input Data: Enter dimensions and quantity.
  3. Instant Results: See total volume in liters, cubic feet, or gallons.
  4. Extra Option: Calculate the number of coco coir bricks and water needed.

Use our mobile-friendly tool to plan smarter and grow better. Calculate your growing medium now and harvest with confidence!

Grow Medium Calculator

Total Medium Required

Compressed Coco Bricks Needed

Loose Fill Bags Needed

Buffering Recipe for Coco

    Got Your Results?

    Now that you know what you need, explore our premium growing medium options to find the perfect match for your setup.

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