When roots circle the pot, growth slows, or plant dries out fast.

Increase diameter by 1-2 inches for most; 2-4" for fast growers. Avoid too large.

Pot Size Upgrade Calculator

Determine the ideal next pot size for your plant based on its current pot diameter or volume.

Find the ideal next pot size for your plant to ensure healthy growth.

Current Pot Diameter (inches)

The full supporting guide for this calculator is still being expanded. The tool remains accessible while we improve the educational content.

Continue with calculators that answer nearby questions and help compare the next step.

Calculate the amount of potting mix needed to fill your plant pots, in both liters and quarts.

Determine if your indoor humidity levels are optimal for most houseplants based on room temperature and relative humidity.

Related Calculators