- Historical Significance: The garden has a rich history dating back to 1371. It served as a royal garden for several Sri Lankan kings before being formally established by the British in 1821. It was also used as a headquarters during World War II.
- Diverse Plant Collection: The garden is a paradise for plant lovers. It has over 4,000 species of plants. This includes a massive collection of orchids, medicinal plants, and various palms.
- Architectural and Natural Wonders: The garden has many unique attractions. A few examples are the Orchid House, the Giant Javan Fig Tree, and the Cannonball Tree. The Cannonball tree was planted by King George V and Queen Mary in 1901.
- Scenic Location: The garden’s scenic beauty is unmatched. It is located on a bend of the Mahaweli River. This is the longest river in Sri Lanka. It provides a peaceful and beautiful atmosphere.
- Research and Conservation: The garden is not just a tourist attraction. It is also a major research center. It is managed by the Department of National Botanic Gardens of Sri Lanka. Also, it has the National Herbarium of Sri Lanka.
