Discoloration and patches on the top sugar leaves

Letsgo420
Letsgo420started grow question 4y ago
Leaves circled have gone lime green to yellow with the dark and light spots shown in the image. Is it light burn, wind burn or something more sinister?!
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Week 9
Plant. Other
Setup. Lighting
Feeding. Deficiences
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Itsgnomegrown
Itsgnomegrownanswered grow question 4y ago
Not enough potassium or calcium. There starting to slow down there nitrogen and intake the p and k . start increasing the p and k and foliage the leaves with cal mag. Good luck
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