at least a foot away the plants will still be very delicate i imagine change the schedule to 18/4 as plants take up oxygen during the dark periods also gives your light a rest and time for the room to cool down
hubblebubble Reviewed by hubblebubble on . just how close should my light be from my plants i have 1 1000w hps and about seven plants.also how many days should i keep em growing before flowering.i started the seeds in a paper towel on sep 25.as of today they are about 6 inches tall i am using regular soil and watering by hand.they are on 24\0 sched. Rating: 5