This unique festival is celebrated every year in praise Karaikal Ammaiyar - the only woman saint among the 63 saivaite Nayanmars.
The main event of the festival - "Bikshadanar" procession would be held on Wednesday (July 1) when mangoes would be strewn on the roads, said temple authorities.
Karaikal district administration has made elaborate arrangements for the conduct of the festival.