Krishnagiri is one among the districts of Tamil Nadu, which with natural resources having 2,024 Sq. Kms of forest cover is its unique feature.

The hill ranges of this district are called by the name 'Melagiri'.

The major type of forest seen here are Tropical, Deciduous forests, thorny shrubs and bamboo forest.

Dense forest cover Denkanikottai region. The other region contains shrubs, hills and hillocks with bushes.