health | January 19, 2026

Why does my candle not burn evenly?

Incorrect wick size: A very common cause of tunnelling is the usage of a wick too small for the volume of wax or the width of your vessel. A wick which is too small may, despite its best efforts, not have enough power to burn the wax from edge to edge.

How do you fix an uneven burning candle?

Luckily, if you catch it early enough, there's a quick fix. Blast the top of the candle with a hair dryer on high heat. Simply hold the airflow over the top of the candle until the top layer of wax has melted and smoothed.

What causes a candle to burn unevenly?

Sometimes, candle tunneling is caused by a wick that isn't large enough for the size of the candle, but more often it's caused by the timing of the first burn. You want to avoid candle tunneling because it reduces the overall burn time for the candle (since all the wax isn't being used up).

Will candle tunneling fix itself?

If you leave a candle that tunnels by itself, sometimes it will correct and melt the remaining wax, but most of the time it won't, leaving you with a permanent ring of solid wax around the perimeter of the container. You need to act quick to avoid wasting any wax! The longer you wait, the harder it becomes to fix.

What causes sinkholes in candles?

They vary in size and depth, and have a direct effect on how your candle wick functions. Sinkholes occur naturally from the process of the wax setting up. As wax is heated to melt it into liquid form, the wax expands literally taking up more space as it changes form from solid to liquid.

How to fix candle tunnelling ( no foil ) ✅

Should I scrape the sides of my candle?

First, scrape the excess ring of wax from the sides of the candle. Make sure you scrape the wax closer to the wick so the candle wick can burn evenly with the rest of the candle.

How do you fix short wick tunneling candles?

If your wick was too short, pour out some of the wax that you melted until there's about ⅛ to ¼ inch of wick above the surface. You can also use a paper towel to dab and soak up the excess wax to avoid potentially making a mess.

How do you fix a tunneling foil candle?

Turns out aluminium foil is the key to fixing a tunnelled candle quickly. Simply wrap foil around the edge of the candle, leaving a hole in the middle so that the wick can burn through properly. After a couple of hours, your wax would have melted to an evened-out level.

Can you put the lid on a candle after blowing it out?

Putting the lid on a burning candle deprives the flame of the oxygen it needs to keep going. A candle flame is essentially a continuous combustion reaction between oxygen and hydrocarbons (wax) to form water vapor, carbon dioxide, and heat.

How do you make a 3 wick candle burn evenly?

The three-wick candle's first burn is the most important; let it burn until the wax pools evenly across the top of the candle. This may take several hours, depending on the size of the candle and the wicks. Let the candle burn until there's an even melt pool across the top of the candle -- every time you light it.

How do you fix a drowned wick?

Melt the wax around the wick using a heat gun or candle lighter. Once the wax is thoroughly melted, use tweezers to carefully lift the wick up out of the wax. Be careful not to break the wick as it might be fragile.

What happens if wick is too small?

The candle on the left is under wicked meaning the wick size is too small for the candle. An under wicked candle will not burn out to the edge of the container but will instead burn down the middle, or 'tunnel'. Often the flame will extinguish itself before all the wax is burned.

What happens if you put too much fragrance oil in a candle?

Add too much fragrance: Using more fragrance oil does not always guarantee a stronger scent throw. Each wax has a recommended fragrance oil load and going beyond that limit can cause the fragrance oil to separate from the wax which could be a potential fire hazard (not to mention the ugly "gooey" spots it can create).

Why is my candle dancing so much?

Any bursts of air that cause your candle flame to dance around also cause your wick to use fuel at an inconsistent pace. The wick is drawing oil from the candle wax as fuel, and a buildup is created within the wick. Bursts of air cause the flame to burn less oil than the wick is taking in.

How do you prevent sinkholes?

The combination of gravity, loss of buoyancy and water pressure can activate a collapse. By keeping water tables high, water conservation rules and drought restrictions are tools to help prevent sinkholes from occurring.

What causes a wick to mushroom?

Mushrooming is often caused by the use of an oversized wick. When testing your candles burn, you may notice that a flame burns very brightly. This shows that the candle is taking on a greater amount of wax that it can burn, thus meaning that the wick becomes too hot, and creates the unpleasant looking excess carbon.

What happens if you don't Trim candle wicks?

Leaving a wick long means that you'll have a larger flame, which will melt more wax and give the candle more fuel. This larger amount of fuel can lead to incomplete combustion, which in turn creates more soot, making your candle container black and dirty.

Are you supposed to light all 3 wicks?

Not Choosing Your Candle Wisely

“Three wicks will actually extend the life of a candle because rather than tunneling straight down the center of the candle (near the one wick) when lit, the wax gets hot enough (from the three flames) to actually pool across the entire candle,” says Heyen.

Why can't you burn a candle for more than 4 hours?

If you burn a candle for too long, carbon can collect on the wick and make it unstable. This can lead to a dangerously large flame, smoke and soot. So, always follow the candlemaker's instructions. As a rule of thumb, candles should not be allowed to burn for longer than four hours.

Why should you snuff a candle?

The use of a snuffer helps to avoid problems associated with blowing hot wax and it avoids the smoke and odor of a smoldering wick which results from simply blowing a candle out. Extinguishers are still commonly used in homes and churches.

Does burning a candle clean the air?

Beeswax candles clean the air by releasing negative ions into the air which bind with toxins and help remove them from the air.

Are candle lids necessary?

Lids on scented candles protect the wax in your candle from daily dust and grime, and you can use them to prop up your jar and shield your surfaces – so we'll be taking a leaf out of Roja's book and hanging on to ours from now on.