Watch Alan Titchmarshs Garden Secrets online: Episode 3 The 19th. Century

Alan visits Biddulph Grange in Staffordshire, a 19th-century country park that contains elements of Chinese, Italian, Egyptian and Scottish design. He explains why the Victorian age gave rise to a taste for exotic plants and bold horticultural statements, and reveals how the natural landscape gardens of the 18th century gave way to a new manufactured style that came to symbolise the era's reverence for knowledge and power.

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