Kerala festivals-vishuVishu is the festival held in the state of Kerala in South India. Vishu follows the sidereal vernal equinox and generally falls on April 14 of the Gregorian Year. This ocassion signifies the Sun's transit to the zodiac-Mesha Rassi as per Indian astrological calculations. Vishu is also considered as the harvest festival of Kerala and thus the importance of this day to all Malayalees. In Assam this day is called Bihu, in Punjab Baisakhi and in Tamilnadu Tamil Puthandu or Vishu Punyakalam. The word "Vishu" in Sanskrit means "equal".