There are various lighting technologies that can be used for grow lights.  I chose LEDs for the reasons listed in this blog post.  Also because LEDs are fun.  They have so many applications – like light shows on bridges.

There are two types of lighting to provide plants with the energy for photosynthesis I wish to explore  visible light

visibleLight

and  specific wavelengths within the photosynthetic action spectrum

photosyntheticActionSpectrum

An important concept with visible light is the color temperature.

colorTemp

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