The origins of an Irish Shamrock has a long and clouded history.
The four-leafed clover makes its grand return for a one-off special to celebrate St Patrick's Day. Its legacy however remains all year long with the world revelling in the opportunity of coming across one in their day-to-day lives, citing its lucky properties.
By historical definition, a four leaf clover is not a shamrock. All shamrocks are three-leafed. Four-leaf clovers are rare in a garden since most clovers are three-leafed.