pot volume

So right now I'm using air fabric pots from Gronest (they don't let much water out the sides but are pretty wide on the bottom) Fabrics works great to produce some nice nice roots but they do start looking old real quick with the amounts of minerals we put through em. I'd like to spark a...

Have anyone really investigated the question what are the necessary pot volume? Most people say bigger, the better. I have seen fantastic results in small pots. These plants are fast growers. I think there is a limit for how big pots they can utilise. Harvest will have a second pleasure...