Short of any other info, my guess is slight overwatering.
Kinda difficult to tell with those thumbnail photos, though. :thumbsup:
Rusty Trichome Reviewed by Rusty Trichome on . black tips, PICTURES.. please help with diagnostic!! brand new plant under LED lighting, there is one picture of the plant itself and another of the problem of the plants which i have circled within the picture.. thanks so much for the feedback. http://img.photobucket.com/albums/v724/beachfreak32/Alex006.jpg http://img.photobucket.com/albums/v724/beachfreak32/Alex008.jpg Rating: 5