Thai Poosam Festival is being celebrated in grand full manner for 11days. The deity is being taken in procession daily both in morning and evening in different Vahanams. The deity is being taken in procession on Silvar Horse Vahanam, on eighth day night and in Theppam (Floating Festival) on Ninth day night. On 10 th day ie., on Thai Poosam the deity in taken in procession from Samayapuram to North Cauvery (coleroon) near Srirangam in glass palanquine for Theerthavari (taking bath) where goddess Mariamman is being honoured by Lord Sriranganathar by Presenting Seer Varisai (Gifts) to his sister Mariamman. On the 11 th day, the deity returns from coleroom to Samayapuram and the festival ends.
The Poochoriyal Festival takes place on the last Sunday of month Masi. During Poochoriyal lot of beautiful flowers of various kinds are being Sprinkled on the Moolavar deity. More than a lakh of devotees visit to this temple for sprinkling flowers and to have Holy dharsan of the Goddess. The festival is spread over to 4 weeks ie., four Sundays during the moth of masi and pankuni and sprinkling of flowers are being offered every Sunday.
The special feature of this festival is that the Goddess herself adopts fast for 28 days for the welfare of her devotees. During these 28 days cooked food will not be offered as nivediyam, to the deity. Only simple rice flour, tender Coconut, Sugar Candy, Jaggery water, Butter Milk, alone are being offered as Nivediyam and Prasadam.
This Maha Festival is being celebrated for 13 days. On the first Tuesday in the Month of Chitrai, ie., on 10 th day of festival, Goddess Mariamman is being taken in a decorated wooden car and pulled around the temple. This is called as chitrai ther festival. On Friday. ie., on 13 th day of festival the Goddess is being seated in a decorated float (Theppam) and pulled around the central Mandapam of Theppakulam. This is called floating Festival. During these festivals devotees gather in large numbers offering their Prarthanas such as taking Agni Chatti, Milk Pot and Kavadi and Tonsuring their heads etc.,
This festival spread over for 15 days. On the first day of the month vaikasi. (ie.,) on the first day of month vaikasi (ie.,) on 10 th day of Festival special Maha Abishekam will take place.
This festival starts from New Moon of the Month Purattasi ie., from Mahalaya Ammavasai and spread over for 9 days. The deity will be seated in Navarathiri Mandapam for Golu.