Surna Blog

Hot Spots and Your Plants

Posted by Celia Daly on Oct 1, 2015 7:46:53 AM

As discussed previously, it is important to make sure the correct measurement is being considered when choosing a bulb or reflector. Lumens measure brightness as seen by humans, but PPFD measures light density as seen by plants.

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Topics: cultivation, featured, indoors, lighting, Garden Set-Up, hot spots, PAR, PPFD, reflector

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