How much soil do you need for your pots?

Scroll to the bottom for Calculators for Smartpots, Geopots, Gro Pro & Basic Plastic Pots.

Click for Smart Pot Calculator
There is also a Smart Pot Video on youtube.

Smart Pot Also Has this Calculator.

Clikc for GeoPot Calculator
Here is a Nice GeoPot Calculator
Click For Hawthorne Pot Calculator
Here is a Calculator for Gro Pro, Round and rectangular Containers/Pots.
There Is also Omni
Soil Calculator