Bakula Amavasya, or Vakula Amabasya, is observed during the Posh Amavasi in Orissa and is dedicated to the Mango trees. Bakula Amavasya 2017 date is December 18. Amavas, or Amabasya is the no moon day and Bakula falls in the Paush month (December – January).
Special food is prepared on the day and is offered in temples. The food is also offered to Mango trees. The ritual is performed to get more mangos during the ensuing mango season.