Arbor Day fifteenth day of the month Esfand, which usually corresponds with March 5. This day is the first day of the "Natural Recyclable Resources Week" (March 5 to 12). This is the time when the saplings of the all kinds in terms of different climates of different parts of Iran are shared among the people. They are also taught how to plant trees. The Jewish holiday Tu Bishvat, the new year for trees, is on the 15th day of the month of Shvat, which usually falls in January or February. Originally based on the date used to calculate the age of
Coutrallam Falls receives its waters during the South-west monsoon from May to September, but the maximum amount of rainfall is received during the North-east monsoon during October to December. The Kutralanathar Temple is located close to the main falls. The Tirunelveli district administration organises Saral Vizha every year during the Tamil month of "Aadi" (July - August). The falls is usually frequented by devotees of the Papanasanathar Temple, who take a holy dip in the falls before visiting the temple. The falls is also frequented by tourists to Sabarimala during the November - December season in a religious circuit in the region