Problem with leaves

[JJP53]

I am in week 2 of flower and noticed that some of my leaves look thin and wilted what could be causing this?

 

[kes5480]

bro we need more info than u providedto help u out.. a pic would really help.

how ur humidity? u over watering/under watering??

 

[JJP53]

Humidity is at 50% I watered them on Sunday with a gallon of water each, plants are in 15 gallon pots temps in room are in the mid 60's with a 1000w

 

[Caress of Steel]

That's not much water for a 15 gallon container.
Temps in the mid 60's aren't ideal, either.
What's your lights out temp?