Autumn 2024 planting seasonPre-order now for delivery December 2024 - March 2025

Calculate the volume of a plant pot

If you want to grow a fruit tree in a planter or container, you will need to make sure it is big enough for the tree. Our handy calculator will help you work out the volume of your container from its dimensions.

Warning: Only dwarf or semi-dwarf fruit trees are suitable for planting in containers.

My measurements are in: centimetres     inches    Start again


A traditional flower-pot is circular, and wider at the top than the bottom.

Diameter across top (cm)

Diameter across bottom (cm)

Vertical height (cm)

Rectangular planter

Use this calculator for square or rectangular planters and containers.

Length of longest side (cm)

Length of shortest side (cm)

Vertical height (cm)

Cylindrical container

Cylindrical planters and containers are circular and the diameter of the top and the base are the same.

Diameter across top (cm)

Vertical height (cm)