metal halide light

Hey everyone, im about to start a new batch of plants, only 4 of them, am going to grow indoors, with a DWC setup Ive got myself a 600w Growlush Digital Ballast and a 600w Growlush High Pressure Sodium bulb. I have looked at the colour spectrum for the HPS and it is mainly RED with a small...

Right guys I'm new here so please forgive me if I'm asking the same question...again., but do any of you guys out there who use metal halide lighting for a short part of flowering notice ,ore active resin production on the flower clusters, or do you notice that bud that's been flowered with some...