The backyard performs host to 350 species of wildflower, 83 species of birds and a couple of,500 British species of bugs together with butterflies.
Alan continued: “That is woodland with a distinction. A lot of its timber had been planted by kings and queens, princes and princesses.
“Each plant tells a narrative and every has a hyperlink with the previous, not simply with pure historical past however with our nation’s historical past.”
The gardens are additionally well-known for The Rose Backyard and its gorgeous herbaceous border.