Full Moon occurs on the 6th at 3:19 pm Eastern Daylight Time. April’s Full Moon is popularly known as the Grass Moon, Egg Moon, or Paschal Moon. As the first Full Moon to fall after the vernal equinox, it fixes the dates of Passover for Jews and Easter for Christians.

http://www.usno.navy.mil/USNO/tours-events/sky-this-week/the-sky-this-week-2012-april-3-10