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I have a 4 x 4 by eight grow tent. I have a spider...

Wipit39
Wipit39started grow question 2 months ago
I have a 4 x 4 by eight grow tent. I have a spider farmer 4000. 450w Can anyone tell me Which setting the light should be on during flowering stage it’s like a dimmer switch 0 to 100 what is the sweet spot for flowering
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StickyScissors
StickyScissorsanswered grow question 2 months ago
I had the same setup. At peak flower you’re going to run pretty high (80 - 100) depending on distance, and go down as the flowers mature. I use an app to calculate my ppfd and DLI. It solved all my lighting questions and concerns, especially because I grow autos on a constant 18 hour schedule. The app is called Photone if that helps
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FogponicCult
FogponicCultanswered grow question 2 months ago
During flowering stage you give 100% till ripening stage where you can dim down. Stretch (week 1-3) PPFD: 750-1200 Bulk (week 4-7) PPFD: 850-1200 Ripening stage (8-end) PPFD: 600-900
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