I have the problem, that the filter in the Telerik RadGridView has a wrong formatting for date fields. In the grid it self they are drawn correctly. I use the format: dd.mm.yyyy
Please take a look at the attached screenshot.
I set the column culture like this:
GridViewBoundColumnBase column =
column.Language = System.Windows.Markup.XmlLanguage.GetLanguage(
// this is the instance of the RadGridView