zm navroz mubarak The Spring Equinox (astronomical start of spring) occured at 10:46 am EST yesterday March 20th. This time of the Spring Equinox (which changes every year) is celebrated as the start of the New Year by millions in many countries as a cultural celebration. The Zarathushti New Year (also known as Jamshedi Navroze) according to the Fasli (seasonal) calendar always starts at sunrise on March 21st as Havan Geh of Roj Hormazd and Mah Fravardin, the first day of the New Year. happy new year from my family to yours