JSFiddle - React, Tailwind, and code Playground

HTML

<script src="//cdnjs.cloudflare.com/ajax/libs/bootstrap-datepicker/1.2.0/js/bootstrap-datepicker.min.js"></script>
<link rel="stylesheet" href="//cdnjs.cloudflare.com/ajax/libs/bootstrap-datepicker/1.2.0/css/datepicker.css">
<link rel="stylesheet" href="//netdna.bootstrapcdn.com/bootstrap/3.0.0/css/bootstrap.min.css">
<input id="mydate" class="datepick" type="text">

JavaScript

$('.datepick').datepicker({
     autoclose: true,
     todayHighlight: true,
     /* startDate: '+1m'  This option will work here*/
 });
 
  $('#mydate').datepicker('setStartDate','+1m');