B Bigsledge310 Member Nov 8, 2021 #1 This is one of two white widow autos, week 9.5. They were on 20/4 but I have switched to 18/6 since seeing this. Using a SF-1000. My Photone app was reading the correct PPFD but I’m starting to wonder now. Attachments AB8C85FA-0D88-4BD5-B912-4E388DBB86B9.jpeg 1.6 MB · Views: 35 5DE806B4-C98B-4E15-8064-1B8BB7FA4CE3.jpeg 1.8 MB · Views: 38 7180EF26-B706-4D7A-8D33-5FC0E55C3100.jpeg 1.8 MB · Views: 32
This is one of two white widow autos, week 9.5. They were on 20/4 but I have switched to 18/6 since seeing this. Using a SF-1000. My Photone app was reading the correct PPFD but I’m starting to wonder now.
B Bigsledge310 Member Nov 8, 2021 #3 I hope not but my concern is with the brown and yellow spots and discoloration on some upper leaves and very few lower/middle leaves
I hope not but my concern is with the brown and yellow spots and discoloration on some upper leaves and very few lower/middle leaves
T thefullspectrum Well-Known Member Nov 8, 2021 #4 Dont think you'll be burning much with 100w spider farmer. Those free phone apps are not real reliable either. Even with a 'paper filter'.
Dont think you'll be burning much with 100w spider farmer. Those free phone apps are not real reliable either. Even with a 'paper filter'.
C catdaddy516 Well-Known Member Nov 8, 2021 #5 Definitely looks like light burn. Is it at 100%? If so, scale back to about 70% and let the plants adjust to the light before increasing the intensity.
Definitely looks like light burn. Is it at 100%? If so, scale back to about 70% and let the plants adjust to the light before increasing the intensity.
M Markshomegrown Well-Known Member Nov 8, 2021 #6 Is the damage on the shoots closest to the led? If the answer yes its light burn if not its something else.
Is the damage on the shoots closest to the led? If the answer yes its light burn if not its something else.