The situation I want to use ui-date to set/edit a date in my app. I use the latest stable versions of angular, angular-ui, jquery-ui etc.
Th
ui-date expects your model to be an actual date object. In your case it's a string. If you take a look at the console you'll see that angularUI actually informs you about that. Then it advises you to add additional ui-date-format tag with the specified date format with which your date string will be parsed into date object.
Long story short, your need to adjust your input as this:
Working plunker.