Today the garden contains about 75,000 rose bushes representing over 6,300 different rose cultivars .
Today the garden describes itself as the most comprehensive rose collection in the world , with a Wild Rose collection containing more than 500 species of rare trees and shrubs .
Today the garden contains about 75,000 rose bushes representing over 6,300 different rose cultivars , and describes itself as the most comprehensive rose collection in the world , with a Wild Rose collection containing more than 500 species of rare trees and shrubs .