Vaisakhi 2017 Wishes: Baisakhi is a traditional Sikh festival which is also known as Vaisakhi. Vasakhi is a historical and religious festival in Sikhism. This year Vaisakhi or Baisakhi will be celebrated on April 13. It is usually celebrated on April 13 or 14 every year. Vaisakhi marks the Sikh new year and commemorates the formation of Khalsa panth of warriors under Guru Gobind Singh in 1699. It is additionally a spring harvest festival for the Sikhs.