Leaf tips curling down?!

Discussion in 'Growing Marijuana Indoors' started by 420 tree farmer, May 16, 2011.

  1. im using a 125w and a 30w cfl, both 2700k, for veg and flower
    whats up with the tips curling down, the temp is like 75-80 so am i watering it wrong or what???

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  2. Looks like heat stress to me. That bulb may be burning the leaf tips or you may have temp spikes in your grow room. I'm more inclined to think the latter. Get a thermometer that monitors max and min temps in the room so you can track it and make sure that temps aren't peaking above 85.
  3. aight fosho man thanks

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