do i have nitrogen burn?

i bought 3 different stains from the disp. grand daddy, cronic, and lemon purp. for about two weeks they all were doing fine. then i gave some fertilizer to them two days later only the lemon purp started to wilt, anyone have any clues?
water ph was a little high, i have now switched to purified water
cfl type lighting four inches away
reg soil with vermiculite
14-10 cycle of light
indoor/soil
miracle grow
76-82 temp
in a garage right now before it goes into the grow shed that is going to be sealed