Hayagriva Jayanti or Hayagreeva Jayanthi, also known as Hayagriva Uthpaththi, is the day to celebrate the birthday of Lord Hayagriva, the god of wisdom and knowledge as per Hinduism. In 2013, Hayagriva Jayanti date is August 20.
On Hayagriva Jayanthi, Upakarma is performed in South Indian States – Andhra Pradesh, Karnataka, Tamilnadu and Kerala. Upakarma festival is known as Jandhyala Purnima in Andhra Pradesh, Yajur Upakarma or Rig Upa Karma in Karnataka and Avani Avittam in Kerala and Tamilnadu.
Why Avani Avittam or Upakarma or Jandhyala Purnima is observed on Hayagreeva Jayanti?
Hayagriva is the protector of the Vedas. Avani Avittam or Upakarma is changing or wearing sacred thread, Gayathri, (Yagnopaveetham or Jandhyam in Telugu, Poonal in Tamilnadu and Janivaara in Kannada. It is an ancient Vedic ritual followed to date by Brahmins in South India. As the protector of the Vedas, Hayagreeva was born on this day of Shravana Paurnami, this day is observed as Upakarma.
Students worship Lord Hayagriva on this day for betterment in theri studies. Lord Brahma is also worshipped on the day. The day after the Upakarma is observed as Gayathri Japa day.
Hayagriva Jayanti 2012 date was August 2.