One additional candle is lit each of the weeks leading up to Christmas. The first week, one candle. The second week, two candles. And so on until the entire wreath is lit at one time. Week 1, Hope: Light one purple candle. Week 2, Love: Light two purple candles. Week 3, Joy: This is the week the rose pink candle is lit in addition to two purple candles. Week 4, Peace: Light all four candles.