how many 3 gallon containers can you fit in a 3x3 grow tent. please help, plus reppp

[Boatguy]

I use some 4 gallon square pails 3 gallon fabric pots in mine. and I could fit 9 squares easy if I didn’t have fan and humidifier there
This is 3x 4gallon square pails and 3 x 3gallon fabric pots in my 3x3 tent As you can see I still have space for more

Why are they so small? 12-12 from seed?

 

[Thc-ch-ef]

Why are they so small? 12-12 from seed?

Not small
They are autos and the 2 purple ones are 27” and 24” from soil to top of plant. Others are 16-18”tall.