Have you tried a candle wick trimmer ?
 
I think it's time you stopped using your fingers or regular scissors to trim your wicks ! Every responsible candle owner should have a pair of wick trimmers, you will not be sorry.
 
This candle wick trimmer is made of high-quality stainless steel with a matte black finish. Its curved shape head makes wick trimming easy even as the candle burns down.
 
This accessory is especially handy with brand new candles when trimming to the recommended length of 3mm before burning as required.
 
Makes the perfect gift for a candle lover.