Purple means prayer, peperation
The wreath is made of a circle of evergreen branches laid flat to symbolize eternal life. Four candles stand in the circle and each one represents one of the four Sundays of Advent.
During the season of Advent one candle on the wreath is lit each Sunday until all of the candles, , the Advent wreath symbolizes the passage of the four weeks of Advent. It is typically a circular candle holder that holds five candles.