Arrays of granite idols of snakes are found in the grove. On the Ayilliam asterism of each Malayalam month, the Kalam pattu is conducted here. This ritual involves drawing the figure or Kalam of the serpent god on the floor using fine powders of vegetable colours. Towards the end of the ritual the Kalam is wiped out by the performers. Thousands of little oil lamps light up the night.
Spectacular fireworks decorate the skies.
And delicious sweets mark the merry mood of the people. Astrologically, on Deepavali day the sun moves into the Zodiac sign Libra which signifies commerce, and therefore, Deepavali is considered auspicious for the merchant community. But in pockets with a prominent Tamil, Bengali or other north Indian communities, Deepavali is celebrated with great zest. According to mythology, Deepavali is celebrated to commemorate the great victory of Lord Krishna over the demon Narakasura. There is much celebration all over the country marked by billions of oil lamps lighting up the night, spectacular fireworks and exchange of delicious sweets.