8" dia, 8" high is a 1 gallon pot.

Nominally speaking.

Aloha,
Weeze
Weezard Reviewed by Weezard on . How to know exactly how many lgallons/itres your round plant pot is ... Hi. The workers at the place where i bought my pots didn't know how many litres they were, i judged they must be about 7 litres since they were 8" tall, 8" across the top and 6" across the bottom. I wanted to find out how much they really held so i looked for and found a formula that gives you the volume of a plant pot (in maths it's called a frustum of a cone), it gives the volume in cubic centimetres : Calculate volume of a truncated cone and its surface area (mobile) I plugged in Rating: 5