3 gallons; one gallon per vertical foot.
Be sure to pinch it at 10", and flower it when it is still small or that Sativa will finish a lot taller than you want it to be.
stinkyattic Reviewed by stinkyattic on . Container SIZE related to Plant SIZE (HELP!) :confused: I want to grow a 36" Sative Plant, with 4 main Branchs ( One Branch for each SQ Foot). What is a good container size for a plant like this for its whole life, i dont want to encounter rootbound. Rating: 5