Quote Originally Posted by headshake
as far as nutes, you can feed once the plants are mature, or they have alternating nodes. usually around 4-5 nodes.
This is when you can also start topping them, if that is your desire.

As being a CFL'er, I also like to incorporate LST'ing along with topping; a simple bending of the main stalk will ensure nice light distribution to lower branches.

Keep up the good work!
:stoned: