600w and clones

600w

Member
just put 4 clones in a 1.2m by 1.2m tent under a 600w hps son t. i dnt know how high i should put my lights off the top of the plants. i got 2 fans running and airflow is average?

there around 3 inches tall now when should i start using fertilizers?

my temp range between 24 and 27 degrees and 30 to 42 humidity.
 

xsocialx

Active Member
Put your hand over the top of the plant and if it starts the hurt, or is a lot of discomfort, then raise the lights.

12-18 inches is a decent distance.
 
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