A Cinnamon bug on Dame’s rocket (Hesperis matronalis). I haven’t found information on the relationship with the plant.

References
1 Nederlands SoortenregisterCorizus hyoscyami (Cinnamon bug)
A Cinnamon bug on Dame’s rocket (Hesperis matronalis). I haven’t found information on the relationship with the plant.
References
1 Nederlands Soortenregister