Seeing purple? Or how about pink? What you are seeing are LED lights emitting light in red and blue wavelengths in order to provide supplemental sunlight during the winter months. One of our greenhouses is used to grow plants for the Smithsonian National Museum of Natural History exhibit “Butterflies Plants: Partners in Evolution.” The LED lights help keep 200 plants growing and flowering year-round, particularly during the winter when there are naturally lower light levels. The tropical, long b
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Seeing purple? Or how about pink? What you are seeing are LED lights emitting light in red and blue wavelengths in order to provide supplemental sunlight during the winter months.
Smithsonian Gardens. Brent Bourgeois · Wondermints. Seeing purple? Or how about pink? What you are seeing are LED lights emitting light in red and blue wavelengths in order to provide supplemental sunlight during the winter months. One of our greenhouses is used to grow plants for the Smithsonian National Museum of Natural History exhibit ...
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