By the end of the 17th century, the garden contained about 1,800 different species.
The garden contains over 100,000 plants from all mountain areas of the world.
Today the garden contains more than 15,000 species of trees and plants.
The gardens contain many trees that are well over 100 years old.
Today the gardens contain about 5,000 Japanese and foreign plant species.
All told, the garden contains some 600 trees and 550 shrubs.
The gardens contain over 3,700 plants depending on the season.
Today the garden contains more than 8,000 species laid out in two sections.
Today the garden still contains numerous trees planted in the early 1900s.
The gardens contain the remains of an ice house and a small chapel.