BHG.com / Holidays Pillar Candles Enhance the cozy effect of a fire by grouping pillar candles in front of the hearth. Share Save Saved Print What You Need: Add romance to a fireplace with a variety of pillar candles. Pillar candles Terra-cotta planter Sand Instructions: 1. Half-fill a terra-cotta planter with sand. 2. Stand the candles in the sand. 3. Place planter in front of the hearth.