How plenty of times have you wondered around the amount of potting soil you need to fill a flower pot or how countless seeds you deserve to start v one bag that soil?

Here at Geo Growers ours Thunderhead Potting Soil comes in a 16 quart bag and also a 20 gallon bag. It have to be no mystery as to how much you need when it is time to repot existing tree or acquire your seed started.

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It will certainly be easiest to start little and work up to medium and large volume pots.

Here in ~ Geo Growers we extremely recommend ours Thunderhead Cactus & Succulent Mix for all of your seed starting needs. 3.5 and also 4 inch pots are more than likely the most typical for seed starting.

Pot Size16 Quart Bag20 Gallon bag
3.5 customs pot~76~380
4 inch pot~33~165

If you are not interested in particle starting, but want to re-pot an existing plant, right here are part standard medium size pots. Thunderhead initial Potting Mix is great for re-potting a wide selection of houseplants and also vegetable.

Pot Size16 quart bag20 gallon bag
6 customs pot~13~63
8 customs pot~5~26
10 inch pot~3~16
12 customs pot~1~6

So a rapid look tells you the a 16 quart bag of Thunderhead Potting Soil will fill

approximately 13 six inch pots, 5 eight customs pots, 3 ten inch pots, or 1 twelve customs pot.

Larger pots room a bit simpler to figure out since they room not fountain of a quart, but this should assist as well.

Pot SizeVolume
8 customs pot3 quarts
10 inch pot5 quarts
12 inch pot12 quarts
14 inch pot18 quarts
16 customs pot22 quarts
20 customs pot28 quarts
24 customs pot36 quarts

For bigger volumes it is good to understand that 1 us quart = 0.033420139 cubic foot. That should help you figure out just how much potting soil you may need for larger planters or pots.

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The examples above are “typical” pot volumes, and also some designs might vary considerably.