The botanical garden of Kolkata is perhaps the most important gardens in India. This garden has a well classified and categorized variety of Flora and Fauna. The 250 year old Banyan tree is a special attraction. It is said that the tree has spread its area so much that it is difficult to say which one is the original trunk. The circumference of the tree is around 400 meter.

The botanical garden is located on other side of Kolkata on the banks of Hooghly. The horticulture gardens in the heart of the city is a famous avenue for the flower and other exhibitions. It is particularly famed for the display of seasonal flowers.