Candle Making Guide

Practical candle making tips for beginners and small-batch makers. Learn how to choose wax, select the right wick, calculate fragrance oil, prevent common candle problems, and test your candles with more confidence.

Whether you are making container candles, wax melts, pillar candles, or decorative candles, these guides are designed to help you understand the “why” behind better candle performance.

Start Here

If you are new to candle making, start with the basics: wax type, wick size, fragrance load, pouring temperature, and test burning. These five areas affect almost every candle problem.

  • Wax type: Determines texture, scent throw, hardness, adhesion, and burn style.
  • Wick size: Controls flame height, melt pool, heat, soot, and burn safety.
  • Fragrance load: Affects scent strength, wax stability, sweating, and burning behavior.
  • Pour temperature: Helps reduce sinkholes, rough tops, frosting, and poor adhesion.
  • Test burning: Confirms whether your candle is safe and balanced.

Guide Categories

Wax Guides

Learn the difference between soy wax, coconut wax, paraffin wax, beeswax, pillar wax, container wax, wax melts, and wax additives. The right wax depends on your candle type, fragrance load, container, and finish.

Shop Candle Wax

Wick Guides

Choosing a wick is not only about candle diameter. Wax type, fragrance oil, dye, container shape, and desired burn style all matter. A wick that is too large can overheat; a wick that is too small can tunnel or drown.

Read the Wick Size Guide

Fragrance Oil Guides

Learn how to calculate fragrance load, when to add fragrance oil, and why too much fragrance oil can cause sweating, weak hot throw, smoking, or unstable burning.

Use the Fragrance Oil Calculator

Candle Safety & Testing

Every candle should be test burned before gifting or selling. Safety depends on the full formula: wax, wick, fragrance load, dye, container, and burn time.

Read the Candle Safety Guide

Common Candle Problems

Why is my candle tunneling?

Tunneling usually happens when the wick is too small, the first burn is too short, or the wax cannot reach a full melt pool. Container size and wax type also matter.

Why is my candle smoking?

Smoking can be caused by an untrimmed wick, an oversized wick, too much fragrance oil, excess dye, or airflow around the candle.

Why does my candle have frosting?

Frosting is common in natural soy wax. It is mostly cosmetic and does not always mean the candle is defective. Pour temperature, cooling speed, fragrance oil, and wax formula can affect frosting.

Why is my candle top rough or bumpy?

Rough tops can happen when wax cools unevenly, is poured too hot or too cool, or when the wax formula is sensitive to temperature changes.

Why is my hot throw weak?

Weak hot throw may come from the wrong wax, too little or too much fragrance oil, poor wick match, short cure time, or fragrance oil that does not perform well in that wax.

Simple Testing Workflow

  1. Choose one wax and one container size.
  2. Select 2–3 possible wick sizes.
  3. Use a consistent fragrance load.
  4. Let the candle cure before testing.
  5. Burn in 3–4 hour sessions.
  6. Record flame height, melt pool, jar temperature, soot, mushrooming, and scent throw.
  7. Adjust only one variable at a time.

This is the part most beginners skip. That is why their results are random. Do not change wax, wick, fragrance oil, dye, and container all at once. You will not know what caused the problem.

Helpful Tools

Shop Candle Making Supplies

Explore small-batch candle making supplies for testing, comparing, and improving your formulas.