You can use various materials to make a candle wick, including natural fibers like cotton, wood, rushes, nettles, moss, and thistle fluff. For a DIY candle wick, you can use tightly rolled-up newspapers, twisted toilet paper or paper towels, cardboard, twine, 100% cotton string, or embroidery floss
. If you prefer a natural and sustainable option, you can make candle wicks with cotton string, and you have the flexibility to treat the wicks with oil or salt, or use other natural fibers such as linen, hemp, or jute