Although Jardin did not succeed in this, he was successful in designing several prestige Neoclassical buildings such as Bernstorff Palace (1759–65) in Gentofte and Marienlyst Palace near Helsingør.
Selvom det ikke lykkedes for Jardin, blev han en succesrig arkitekt der designede adskillige nyklassicistiske bygniger, som Bernstorff Slot (1759–65) i Gentofte og Marienlyst Slot nær Helsingør.