Evans planted landscape gardens, the artificial lakes with the bathing huts and a waterlogged punt, as well as the house and its viewing platforms over the Vale of the White Horse and Berkshire downs.

The gardens had tangled paths overhung with pink and white rhododendrons under a canopy of oak and pine, Himalayan poppies or the strawberry tree, intended to show Evan's appreciation for the natural world.

[4] James Stewart Candy, who lived there as a child and later became Mayor of Abingdon-on-Thames, describes the house in his autobiography as containing many rooms, pictures, tapestries, a large library, twenty-two bedrooms, five bathrooms, and a Roman bath.

Youlbury House hosted guests of political and societal influence, among them Gilbert Murray, a founder of the League of Nations, and Lord Baden Powell, who visited and endorsed the site as a new headquarters for the Scouts.

[7] Listed as a Grade II building in 2009, Youlbury House is protected by law, ensuring the preservation of its architectural features and historical significance.