help scrogging chronic cuttings

this will be first time scrogging have a few good candidates month into veg will be vegging at least another month this will be my second grow will be trying 1 scrog plant and how long veg does a scrog plant normal need in veg they are in 5 gallon pots it is a soiles mix grow i have 400 hps for it and net 1.2 metre

guessing a month in veg and the plant is over close to 1 meter tall?keep that light close and drop down the screen now.