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I want to start growing autos I only want to grow 2 or 3 at a time with cfl I read that autos like mixed spectrum the most so my question is if I have a 250 watt 27k cfl what would be a good mix if I was to incorporate a 65k cfl like how many watts of 65k will I need to mix in for my plants to...

I have been doing a lot of research on different types of LEDs and came across G8 I looked at the specs of their lights and they seemed pretty good however being as new as I am I still have a lot to learn so with that being said I was wondering if someone has personally used this brand or using...

can someone please explain to me how the lucas formula works?

I recently decided that I wanted to try to grow marijuana and I want to do so with LED lights and I was wondering if this http://growershouse.com/220w-closet-led-grow-room-package-2-x-2 would be a good tent package for growing one plant in a 2x2 area

Hi im having a hard time understanding the advanced nutrients calculator. I dont see a spot on the chart showing what my ppm should be I was wondering if any one could helm me with this