In the third installment, Monty focuses on the 19th century. The expanding empire, scientific and technological innovation, and social change are reflected in Britain’s more exotic, colourful and accessible gardens. Monty visits royal retreats, including Osborne House; the very first publicly owned, urban recreational park, Derby Arboretum; as well as Kew Gardens and Edinburgh’s botanic gardens.

Monty bases himself at Rousham House in Oxfordshire, designed by one of the first practitioners of the landscape movement, William Kent. It has survived almost unchanged since its completion in 1741.

Monty Don looks at the evolution of the British garden. Monty concludes his journey by looking at the effect two world wars had on attitudes to gardens.

Monty Don explores the evolution of the British garden. Monty uncovers the stories behind Britain's 17th-century gardens, starting at Levens Hall in Cumbria.