To Set Current Date as MinDate in the form 7 calendar
[date* date-start min:today step:1 class:required]
To Set Any specific Date as MinDate in the form 7 calendar
[date* date-start min:2020-07-01 step:1 class:required]
To Set MinDate after some days or week from current date in the form 7 calendar
[date* date-start min:today+10days step:1 class:required]
[date* date-start min:today+2weeks step:1 class:required]
To Set MinDate before some days or weeks from current date in the form 7 calendar
[date* date-start min:today-10days step:1 class:required]
[date* date-start min:today-2weeks step:1 class:required]