2x2x5 tent 250w hps grow

Hi all this is my current set up
Third time grow
First time tent/hps/serious grow

Here are some pics of my current little project and tent layout

Strain: berry ryder from auto seeds
Tent:2x2x5.5
Grow method: low stress train(pipe cleaner method) in a hydroponic bucket
Medium:clay pebble
Target ph:5.8
Temperature:varies from 72-82 depending on external ax apartment temperature and weather or not the light is running. Currently 76.6 at midnight with light running and apartment at 72-73 degrees
Light: 250whps
Ventalation: carbon filter>>ducting>>air cooled hps hood>>ducting>>4"inline fan>>ducting into closet. One oscillating fan in tent, one in closet
Humidity:50-60 with children's frog humidifier
Nutrients:GH flora series
Currently In week four