Basic Candle Care Tips Preparation Careful preparation will contribute significantly to the performance of your candle. Wick Trimmers. Trimming the wick is easy enough when your candle is new, but that gets tricky when the candle has been burned a few times. Enter wick trimmers. The long handle of this popular candle accessory allows you to easily reach the wick at the bottom of the candles, and the cleverly designed trimmers not only clip the burned wick debris, but they also collect it for easy retrieval. Awkward scissor wick trimming, be gone!