hey man i think you will get problems with this 4 plants in 1 container. i got 2 plants 1 of them are in a 30 litter container and have filed it out all ready after 18 days in to flower time and i did only veg's for 1,3 month just for telling you becors when they get big you cant repot them :/ then you will ruin the the roots just so you know man im a noob but i know thats to small for 4 plants you can mabey take 2 plant's in 1 container like this