In the [Google Now Launcher][1] you can do the following:

Swipe open the menu on the right → Customize → Tap on work or home and edit them.

 <sub>(Click image to enlarge)</sub>

[<img src="http://i.stack.imgur.com/RL1Et.png" width="210" height="350" alt="IMG: Notification setting" title="">][2]


  [1]: https://play.google.com/store/apps/details?id=com.google.android.launcher&hl=en
  [2]: http://i.stack.imgur.com/RL1Et.png