HLG-600 hanging height

iShatterBladderz

Well-Known Member
I’m getting ready to swap out my HLG-550 for a new HLG-600 in my 4x4 . I’ve always ran my HLG-550 between 20-24” above canopy during flower, but I see on the website it says to run the light 28-36” above canopy, which seems a little high to me, even with the extra 100 watts. Just curious to see what height people have been running the HLG-600 at, TIA for your feedback!
 

Rocket Soul

Well-Known Member

I'd take their best guess. Intensity @ 24" full power is really high, any time we get plants from veg and put them under +1000ppfd they get burnt. Little by little lowering til midflower perhaps. 30-32" seems like a good place to start from the charts.
 
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