Or a 5 gallon with a 3 gallon insert for the grow pot.

Or double 3 gallon buckets (they sell them at Lowes) into a mini DWC set up. That would work too. The smaller buckets would give you more room for the plants to branch out.
Zandor Reviewed by Zandor on . Whats Better? 2 or 5 gallon buckets? Hey guys thanks for all the great advice. I can't stop reading on this board the information is massive but now I wanted some input. i plan to do a drip system on fossil roks. the lamp i have is a 250w hps in a 4Wx2Lx5H cabinet. i dont know what would be better: 2 FIVE Gallon buckets with mesh pot lids or Rating: 5