Protected areas of Sri Lanka are administrated by Department of Forest Conservation and Department of Wildlife Conservation of Sri Lanka.There are 501 protected areas in Sri Lanka. The protected areas that fall under supervision of the Department of Forest Conservation include forests defined in National Heritage Wilderness Area Act in 1988, forest reservations, and forests managed for sustainability. Sinharaja Forest Reserve is an example for a National Heritage forest. There are 32 forests categorized as conservation forests including Knuckles Mountain Range. Strict nature reserves, national parks, nature reserves, forest corridors, and sanctuaries recognized under the Flora and Fauna Protection Ordinance are managed by Department of Wildlife Conservation. Total of all protected areas is 1,767,000 ha. Protected areas in Sri Lanka account for 26.5 percent of the total area. This is a higher percentage of protected areas than in all of Asia and much of the World.

Hakgala Strict Nature Reserve is one of the three strict nature reserves in Sri Lanka, the only one in the wet zone. The reserve is an important although isolated cloud forest which supports a number of faunal species including some endemics. The area was designated a strict nature reserve on 25 February 1938. The reserve is adjacent to and contiguous with the Hakgala Botanical Garden which was founded in 1860.