The main sacred groves are Bhagavathi kavu, Durga kavu or Vanadevatha kavu, Ayyappa kavu or Sastha kavu , Madan kavu or Yekshi kavu & Sarpa kavu. The groves are managed by a village or by a community , some are under a single or group of ancestral families.

Here in kerala three different type groves are seen 1] Primitive groves , mostly seen in tharavadu. 2] Recent groves , built and maintained by recently 10- 50 years old with an extend of few sq. meters. 3] Sacrament devoid of groves,here the deity is a termite mounds , where serpents is believed to be living in the mound.These groves are seen near houses.