That Title got some attention, yah?
As promised, a photo show.;
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Little guy, Fox Farm Ocean Forest.

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Same age and kine grown in Coco

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5 gallon DWC

And Oregano in Coco and FFOF;
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Beats 3000 words or so, yah?

These are the experiments I do to decide what works best for me.

Disclaimer;

I'm not sellin, advocating, or prostheletizing, anything.
(Though I have been known to make suggestions.)
Your milage may, (and probably will), vary.
Why do I say that?
'cause I may just be da luckiest guy I evah met.

Have whatever kine day suits yer fancy,
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Weezard Reviewed by Weezard on . Calling out to Weezard for LED advice My friend, I've read your stuff here and at Steve F.'s site. I want to build a dedicated flowering lamp using Ledengin 15 watters. (4 reds, 1 blue, and possibly 1 warm white; LM 317's so I can tweak the ratios.) Essentially, a copy of your 4+1 cake pan lamp but built on a 4 x 18" finned heatsink so I can see what's going on under it.) If I were to post my picks for power supply, resistor ratings / values, etc., would you critique and perhaps offer some guidance? I have already purchased Rating: 5