A bonus we never expected when we bought a house in France was that we would find a tree in our garden.

It is a tree unknown in Ireland , know in France as Lilas d'Inde here is the science bit about it from Wikipedia

Melia Azedarach is a species of deciduous tree in the mahogany family, Meliaceae, that is native to India, Indochina Southeast Asia and Australia. Common names include :
Persian Lilac, White Cedar, Chinaberry, Texas Umbrella, Bead Tree, Lunumidella, Ceylon Cedar ,Malai Vembu , Bakain and Dharek/Dhraik.

In May , for a brief couple of weeks it flowers;

Suddenly you know why it is called The Indian Lilac