What is the optimal wavelength of light for growing plants (cacti indoors in a northern illinois climate)?
Oz at upthorpe.demon.co.uk
Tue Oct 14 09:49:29 EST 1997
In article <61upvs$2n8 at sjx-ixn8.ix.netcom.com>, R Coffey
<datepalm at ix.netcom.com> writes
>Cacti, and all green plants, are incapable of
>utilizing green light. You want to supply red and violet light. These
>are the wavelengths that are useable by the chlorophyll. Plant lights
>are designed to supply these wavelengths.
So presumably if your lights give off exactly the correct wavelengths
(so increasing efficiency) the plants will look black when illuminated
solely by the lights? Interesting.
'Oz "Is it better to seem ignorant and learn,
- or seem wise and stay ignorant?"
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