1) Thrikarthika Mahotsavam

Karthika nakshatra [कृत्तिका (Kṛttikā) in Sanskrit] when falls in the Malayalam month of Vrishichika (November-December) is celebrated as Thrikarthika, the birthday of goddess Pisharikovil Bhagavathy. The temple remains in a festive mood for one whole day. The main rituals are kalabhabishekam (for Lord Krishna and Devi), Sree bhootha bali, Thirunal Sadya and Karthika Deepam again followed by a Sree bhootha bali. The daily Poojas of the temple takes place as usual.

2) Shastham Pattu

Shastham Pattu is conducted annually for Lord Sri Dharma Shatha in the Malayalam month of Vrishikam/Dhanu (December). A group of men sit along with damarus and sings song in praise of Lord Ayyappa. Towards the end a procession is carried outside the temple and back with representation of Lord Ayyappa, Goddess Mallikkapurath Amma, thalams and these men singing praises of Ayyappa. In the end Harivarasanam is sung and the shrine is closed.

3) Tiru-Utsavam

The Tiru-Utsavam is the 10 days annual festival of Goddess Pisharikovil Bhagavathy. The 10 days begins from the day of Karthika nakshatra that falls in the Malayalam month of Kumbam [कृत्तिका (Kṛttikā) in Sanskrit] and ends in the day of Uthram nakshatra [उत्तर फाल्गुनी (Uthraphalguni) in Sanskrit] that falls in the Malayalam month of Kumbam. The 10 days of utsavam are fixed based on the Uthram nakshatra that falls in the Malayalam month of Kumbam, the last day.

The highlights during the Tiru-Utsavam are as follows:

• Nityena Arattu:This rare ritual that can be found only in ‘Maha Kshetrams’ (great temples) is practiced in Pisharikovil Temple. After the Trikodiyettu the ‘Thidambu’ of the goddess is taken for arattu in the temple pond every day till Pooram nakshatra. The arattu for the final day takes place in the Phalguna Theertha Kulam of Poornatrayeesa temple. Nityena Arattu means the holy bath of the diety in the temple pond on all 9 days during the annual festival.
• Utsava Bali: During the&nsbp;utsavam&nsbp;or annual festival in the temple, most&nsbp;of the ceremonies are around&nsbp;these Bali Kalus. The annual festival is meant to please these lesser known deities because&nsbp;they are the ones who take care of the temple for the entire&nsbp;year. The main deity's&nsbp;‘Thidambu’ is brought out for “Bali” or rounds during the festival and during these rounds or&nsbp;pradakshinams, the various Bali stones&nsbp;are offered Poojas and smeared with flowers, water, turmeric and cooked pulses mixed with cooked rice.
• Makam Thozal: Makam Thozal is observed on the 8 th day of the 10 days utsavam. Also known as Cheriya Vilakku. On the day of Makam, after the daily poojas and closing of the srikovil in the afternoon; the Shrine is opened at 2:00 PM in the afternoon apart from the usual time that is 5:30 PM. It is belived that having a darshan of the goddess at this time gives Mangalya Soubhagyam (the boon to get married) and fulfilment of all desires. On this day Makam Sangeetolsavam is conducted where renowned musical artists come to perform in front of the goddess
• Pooram: The 9 th day of the annual festival. Also known as Velya Villaku. On this day after the ‘Nityena Arattu’ a spectacular melam is performed before the goddess at the Nadapandal who sits on a caparisoned elephant accomapanied by two more caparisoned elephants. Later at 3:00 in the evening the goddess is taken out for Pakkal Pooram. Before the Pakkal Pooram the goddess visits the family of the Thanthri and accepts Para. Sheacccepts para from the homes of the devotees on her way back. Later the Pakkal Pooram takes place. After Pakkal Pooram the goddess is given Deeparadana with Panchavadyam and usual poojas are held. At 11:00PM the goddess is taken out again for a procession towards the East till Samajom Jn. She accepts para from the Nair Samajom Hall during this time and heads back to temple again collecting para from the homes of her devotees. A spectacular melam is performed before the goddess who sits on a caparisoned elephant accomapanied by two more caparisoned elephants.
• Arattu: The 10 th day of the festival. The ‘Nityena Arattu’ is not conducted on this day, to add more the poojas from Ucha Pooja are halted. In the evening the Kodi (Holy Flag) is lowered and the procession towards Poornatrayeesa Temple for Arattu at Phalguna Theertha Kulam takes place. After the events at Poornatrayeesa Temple the Goddess returns back to her temple. She is brought back to the temple with a procession of spectacular melam from Hari Pai Jn. She returns back to the temple collecting Para from the homes of her devotees through the Southern Side. She is received into the temple and another set of melam is performed before her. Later towards the end of the melam the goddess circumambulates the temple nine times. She is taken back into the shrine and all the halted poojas are conducted along with that days rituals.
• Lakshmi-Narayana vilakku:After the arattu and eraki pooja at Poornatrayeesa temple, both Lord Poornatrayeesa and Pisharikovil devi are taken for a procession around the temple and an exemplary melam is performed in front of them.

4) Kalam Ezuthum Pattum

The deities at Chathedathu Kavu are given an annual pooja called the Kalam Ezuthum Pattum at night. A pictorial representation of Goddess Kali and Veerabhadra are drawn and poojas are offered by the melshanthi to both the combination of five moortis and the figures drawn in the kalam. Later hyms in praise of them are sung with certain rituals. In the end the kalam is erased of and the natural coloured powders that were used to draw the kalam are distributed to the devotees.

5) Nira Puthari

The offering of the 1 st cultivated harvest of rice to the goddess is called Nira Puthari. Every year it is done during the Malayalam month of Chingam (August). Later a small portion is kept in front of the goddess inside the sreekovil and the rest are distributed to the devotees in small quantities. The devotees offer a dakshina and take those to their homes and tie it either at their Pooja rooms or at the entrance of their homes as it represents Goddess Lakshmi.

6) Krishna Jayanti

Krishna Jayanti marks the birth of Lord Krishna. Special Chandanam charthu is done for lord Krishna. The temple is decorated with dias and niramalas. Deeparadhana is offered to lord Krishna at twilight and later Athazhapooja is performed for Krishna and the goddess. Later the Shrine of Krishna is opened at Midnight and abhishekam with milk is performed. Later the diety is offered nivedyams and a special Pooja is conducted. Later the Shrine is closed and reopend the next day at ;00 AM as usual.

7) Navaratri

7) Navaratri Navaratri comes during the Malayalam month of Kanni. These 9 days are dedicated for the goddess. During these 9 days we conduct the Navaratri Sangeetolsavam. The students keep their books for Pooja in the temple from ‘Durgashtami’ till ‘Vidyarambham’. Students after the morning rituals on Vidyarambam collect their books back after giving a dakshina and write HArisree in the sands at the temple premises.

8) Sarpabali

8) Sarpabali A Sarpabali is conducted annually to please the naga devatas. The poojas for sarpabali are conducted by the nambootari (s) of Ameda Temple. A kalam is drawn and certain poojas are conducted and the bali is given. Later the kalam is completely covered till the next day as no one is supposed to see the kalam of bali after it is covered.