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Re: [APD] Re:Re: Minimum Light Threshold..
Time to shift even more extreme...
My 0.75g nano has a 7watt PC bulb about 6" away from the
gravel...given the growthrate and behavior of the plants, It grows
more like a low light tank....like 1.5-2wpg PC over a 30g....even
though it is 9.3wpg and light is extremely close to the substrate.
> Your example fails here and in the other forum because you seem to think the
> watts per gallon rule applies to incadescent light bulbs. I presume you are
> not talking about a four watt flourescent. A flourescent light is several
> times more intense than an incadescent. That is why a 13 watt screw in PC
> takes the place of a 75 watt incadescent. 2 to 3 watts of flourescent light
> per gallon of water over a ten gallon tank is more than enough to grow just
> about anything. A ten gallon tank is very shallow. Explain to me why a ten
> gallon tank would need more intensive light than a 20 gallon tall tank.
> Robert Hudson
> 90 day guarantee on plants!!
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