Sri Lanka has five botanical gardens, and here we have added two main botanical gardens.

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01. Royal Botanic Gardens - Kandy​

Royal Botanic Gardens, Peradeniya are about 5.5 km to the west of the city of Kandy in the Central Province of Sri Lanka. In 2016, the garden was visited by 1.2 million locals and 400,000 foreign visitors. It is near the Mahaweli River (The longest river in Sri Lanka). It is renowned for its collection of orchids. The garden includes more than 4000 species of plants, including orchids, spices, medicinal plants and palm trees. Attached to it is the "National Herbarium of Sri Lanka". The total area of the botanical garden is 147 acres (0.59 km2), at 460 meters above sea level, and with a 200-day annual rainfall. It is managed by the Division of National Botanic Gardens of the Department of Agriculture.

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02. Hakgala Botanical Garden - Nuwara Eliya.

​Hakgala Botanical garden is situated 16 km from Nuwara Eliya. It is at an elevation of 5400 feet above sea level. Hakgala Botanical garden is The second botanical garden established by the British. The Hakgala Gardens spans over 500 acres, now confined to around 88 acres.