Madison Valley Soy Candle Company Strong Scented Christmas Tree Soy Candle 16oz Our Strong Scented 16oz soy candle has a burn time of 120 hours. We are rated one of the Strongest Scented candles available today. Our candles have been featured on QVC and The Today Show. The Nations Premier Soy Candle Company. Fresh cut pine boughs from the deep woods mingle with rich spice. A nostalgic, sophisticated fragrance.