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Curling leaves and yellowing

Dean1started grow question 5y ago

Hi I’m having some leaf issues at the mo on one plant the leaves tips are curling down and the tops of both are going yellow as you can see in the photos temps have been cold for past few nights so lights on at 21 lights off 16 for 4h using soil feed ph6 lights were 25cm 2x600w

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Leaves. Curl down

Leaves. Color - Yellow

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Robertsanswered grow question 5y ago

You have light stress. Light is too close plus it is probably too chilly. About 40 to 50 cm is flowering and 60 Is vegging. Good luck. Leaves won't repair themselves but can stop it from getting worse. Happy growing. 🌲🌲🌲👊

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