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12/1 lighting--Any truth or banana in the tail pipe?

little-soldier

Active member
best way to save money would be study and gather some data on how much of direct and indirect sunlight the plant really needs in a day outdoors and apply it to indoor lighting instead of going the lazy 12/1 route. Would be cool to walk in a grow room and have the lights slowly dimming every now and then. lights would probably last longer that way too so it would be a positive double whammy!
maybe i should patent my idea :p
 

Weezard

Hawaiian Inebriatti
Veteran
Very cool indeed. Also toying with the fact that photon absorption. happens in microseconds, it is not continuous
There is a recovery time when supplied photons can not be used.
So dappled light works well.
And the very frugal, (read cheap), might want to save energy by supplying light in very short pulses, yah?
Have fun with that.
 

CocoNut 420

Well-known member
Has anyone seen the bbc documentary "The private life of plants"?

There's macro footage somewhere of plant cells (iirc chromatophors?) when light shines on the leaf they jostled around each trying for the prime spots.
 
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little-soldier

Active member
Very cool indeed. Also toying with the fact that photon absorption. happens in microseconds, it is not continuous
There is a recovery time when supplied photons can not be used.
So dappled light works well.
And the very frugal, (read cheap), might want to save energy by supplying light in very short pulses, yah?
Have fun with that.
exactly what i thought. we need more studies on this.where did you learn about the recovery time?
 

RequiredUsername

Well-known member
Very cool indeed. Also toying with the fact that photon absorption. happens in microseconds, it is not continuous
There is a recovery time when supplied photons can not be used.
So dappled light works well.
And the very frugal, (read cheap), might want to save energy by supplying light in very short pulses, yah?
Have fun with that.
Some controllers offer cloud simulation. Of course you need compatible lights. I would think cloud simulation would save a little money but it's not enough to take seriously. If you take novelty out of the equation, you are left with a cloud simulation that does stimulate the cells of the plant. I would equate it with playing nice music for the plant. It will respond to the stimulation in some small way. If you can, why not? If you can't, don't mind it.
 

Ca++

Well-known member
I have developed a new view upon transition lighting.

The first few days of 12/12 we get plants that look like they are in 16/8. So why not give them that.
The second half of the week, a few hairs, but it's the kind of developmental point that 15 hours would produce. Stain dependent. So why not give them that 15/9
Middle of week 2, it's swinging into bloom proper. Which most 8 week plants will do at 14/10 so why give them less.
14h can pretty much do most 8 weekers, but by week 4, it might be better to get to 13/11 as it's fully flower time.

Essentially, I'm looking at what the plant is doing, and lighting that.

I have not heard others look at it in this way, but it's an idea that I'm having trouble shaking.

Any obvious holes in this ?
 
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