past date to be grayed out

Summary:

Content (please ensure you mask any confidential information):

I see that when i create a field it will give us option to select any date from calendar, however it wont give the correct date or the candidate or employee can change the date as convenience. Is there a way the past date from current date be grayed out ?

Version (include the version you are using, if applicable):

23d

Code Snippet (add any code snippets that support your topic, if applicable):