Pot Size Calculator

Enter your plant's current pot diameter and tell us its condition. We'll suggest a sensible new pot size, with the volume in litres, so you can repot with confidence.

Current pot diameter (cm)

Plant condition

Rootbound (roots circling, growing out of drainage holes, drying out fast)

Healthy, settled in its current pot

Recently repotted (within the last 12 months)

Current pot

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Recommended pot

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Volume is estimated assuming a pot height roughly equal to its diameter, typical of standard round nursery pots. Tall or shallow pots will hold a different amount.