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Already got 5 CFL's but when you compare to this light, can i expect better growing?

thanks for the quick reply :) yes, the bulb is often used for sports terrains also. but where i come from there is not much to chose from. so is this suitable for vegetative growing at least?

I've just found sylvania HSI-THX CO 400w Metal Halide bulb The info is 36000 lumens and 4200K. here is the pic of the light spectrum As i read, the light should be in the cool blue range for vegetative growth (as most Metal Halide) and red for flowering (HPS). But instead of big range cover...

hello! im from europe and im about to grow green ;)

ur busted! lmao