Pohela Boishakh or Poila Baisakh or Naba Barsha is the Bengali New Year day falls on the 14 or 15 of April every year. It's the Panjika publishing is a big business in Kolkata with Gupta Press, PM Bagchi. Bengal celebrate Poila Baishakh with happiness is also considered to be the most auspicious month for marriages and new business venture.
The Bengali New Year is known as Pôhela Boishakh corresponds to the first day according to the Bengali Calendar celebrated all over the Bangladesh and West Bengal, as far as the community in Assam, Tripura, and Orissa in Kolkata. The start date is usually April 14, according to the official calendar of the Bangla Academy. We're talking about a tradition that refers to the Hindu solar calendar. This is about to start the year in Bengalis a very important day. And the beginning of all activities related to trade, because it is considered auspicious, and this is also true for weddings.
The New Year is closely linked with rural life in Bengal. So in the morning you get up early, cleaning the house and dresses well. Women with red rimmed white sari, flowers in the hair and bindi between the eyes; men with long tunics kurta. Tradition dictates that you wait for the dawn of the first day under a tree or on the banks of a river. They thus beginning the festivities that last about a week.