Yellow and curling leaves

[Hebrewdiver]

My name is Lucky green. First time tent grower, 4 weeks into 12/12 leafs are turning up and a brown dry look. Need help. thanks

 

[Pennywise]

Welcome to 420 Magazine Lucky, the brown blotches are because of calcium deficiency. If you could post pics and enough info it will be much easier to help diagnose your issue. Here's a link to help get you started
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