Panel's Background property with an ImageBrush
<Page xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation" xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml" x:Class="Microsoft.Samples.Graphics.UsingImageBrush.TilingExample" > <Grid Margin="20"> <DockPanel Grid.Row="3" Grid.Column="4" Width="200" HorizontalAlignment="Left"> <DockPanel.Background> <ImageBrush ImageSource="c:\image.jpg" /> </DockPanel.Background> <TextBlock DockPanel.Dock="Top" Foreground="White" TextWrapping="Wrap" Margin="10">This DockPanel has an image as its background.</TextBlock> </DockPanel> </Grid> </Page>