On being low-maintenance:
“I love having my hair and makeup done, but I’m really just a 15-minute girl, throwing everything on with no fuss.”
On changing her hair color:
“That said, I do color and change my hair all the time!”
On transforming from mortal to vampire for Twilight:
“The whole process takes about two hours. My hair is pretty thick, and we wrap it and put it under a wig. To get it to fit so I don’t like look I have an alien head is a talent in itself. ”
For more of our exclusive interview with Greene, pick up the special issue of InStyle Hair, on newsstands Friday.