"You tend to see a lot of the same names over and over when you look at lists of dividend growth stocks – Metro Inc., Canadian National Railway, Alimentation Couche-****, Enbridge, Telus and more.
Looking for new blood in the dividend growth area? "

Rob's answer to this quandary the shocking revelation of the "rarely" mentioned:
CP; POW, SLF, and TRP. 

I would argue that these 4 names are probably even more prominent in your typical blue chip dividend growth portfolio than Metro, CN and Couche-Tard.  In fact one only needs to check the columns by the Globe dividend investing guru John Heinzl for evidence.

Ok fair enough the 3 precious metals names perhaps don't get tossed around much in blue chip dividend discussion - but even then the names are hardly new blood.
What's next? Recommending that we try chocolate or strawberry when we are tired of vanilla?

Edit - realizing that the comments censorship doesn't like the corporate name "Tar d"