Grow Cannabis

Johnny B Grow Room Meeting #6 Light Meter Testing ….

In this episode we go deep down the rabbit hole with a new light meter..
UPRtek PG200N Handheld plant growth lighting detector …
PPFD ( Photosynthesis Photon Flux Density), PFD(Photon Flux Density), Lux and basic lighting parameters. Photosynthetic Active Radiation , PAR has been used for years
I show the full sun PPFD to indoor LEDs PPFD and the Gavita Pro E-Series double end HPS PPFD along with the Spectrum King LED 400 and more…
Don’t miss this amazing show on how to grow with LEDs and why its the future ….
Special guest
President Aelius LEDs ….

How to grow weed with this world famous guide.

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