How far should my 1000 watt hps be from my plants

[sanjose]

right now i have it at 10 inches from the top of my plants is that good or should it be closer i am not burning my plants at the distance i have it at right now how far should it be if i want fat nugs?

[JJ Bones]

If it's not burning at 10" that's good, keep it there unless you see anything negative. I usually go 12"-14" away.

[sanjose]

thanks for letting me know