Go ahead and transplant, it should be ok. Use some good potting soil and upgrade a gallon or 2. Not sure what size pot you have it in now.

Rusty thanks for clearing that up. I thought I might of had to while reading, until I saw your enlightening post. That's good because you always say it better then I ever could.

At first thought I was thinking heat stress. How far are lights? Temps? Is it all the way down the plant or just the top? Peace