Jagadhatri Puja is observed on Karthik Shukla Navami, 9th day in Kartik month in Bengal. In 2017, Jagadhatri Puja date is October 29.
Goddess Jagadhatri is the savior of the universe who has protected the world from cruel demons. She is another manifestation of Goddess Durga.
Maha Shakti appears as ten-handed fierce form (dashabhuji), Goddess Durga, on Ashwin Shukla Navami and on Kartik Shukla Navami, exactly a month after, the Goddess appears in a pleasant form of Jagaddhatri.
Jagaddhatri appears with large eyes and four hands carrying shankh (conch), Chakra (discus), shaft and bow. She is depicted as the slayer of demon Mahishasur. Jagaddhatri puja marks the ending of evil or darkness and arrival of light or happiness.
The day of Jagaddhatri Puja is celebrated as Akshay Navami or Amla Navmi in some places of India. It is also celebrated as Kushmanda Navami or Kushmand Ninth.