DataGrid Grouping with date portion of DateTime column

I'm using DataGrid Grouping API to group data by createdDate property. createdDate property is type of DateTime. I want to group data by only with date portion of createdDate. I have used FormatString="{0:d}" on RadzenDataGridColumn but still it is grouping with date and time value instead of only date portion. How to achieve this?

Format strings are used to convert DateTime to string for example when rendered somewhere in the UI. To group by just Date part of a DateTime you can specify this in the column property:


if the property is nullable then it should be: