Making essential oil candles at home requires melting soy wax, adding the oil at the right temperature, and letting the candle cure before the first burn.
For the full breakdown, see our best Essential Oil Candles guide.
Making your own essential oil candles is surprisingly straightforward—you control every ingredient, and the process fits into a single afternoon.
What You’ll Need for Essential Oil Candles
The equipment list is short, and most items are reusable. For the wax, stick with soy wax—it’s the most forgiving for beginners and carries essential oils well. You’ll also need a thermometer, a double boiler setup (a heat-safe pitcher inside a pot of water works), wicks with adhesive stickers, and clean containers.
The Essential Oil Candle Making Temperature and Ratio Guide
| Step | Target Temperature | Why It Matters |
|---|---|---|
| Melt wax | 185°F (85°C) | Fully liquefies soy wax without scorching |
| Add essential oil | Approximately 160°F or 135°F (57°C) | Let wax cool after melting; adding at peak heat can burn off the scent |
| Pour into containers | 100–135°F | Pouring too hot can cause sinkholes and cracking |
| Fragrance load | ~6% or 1 oz per pound of wax | Most common ratio; some soy wax supports up to 10% |
| Wick trim | ¼ inch (6 mm) | Prevents soot and uneven burning |
| Cure time | At least 24 hours; 2 weeks is ideal | Allows scent to fully bind for better throw |
How to Make Essential Oil Candles: Step by Step
Once your supplies are ready and temperatures are clear, work through this sequence in order.
Step 1: Prepare the container and wick. Clean and dry your jar thoroughly. Attach the wick to the bottom center using a wick sticker, then hold it upright with a chopstick or clothespin laid across the top. This keeps it centered while you pour.
Step 2: Melt the soy wax. Fill a larger pot with about an inch of water and place your wax-filled pouring pitcher inside. Heat on medium until the wax reaches 185°F—stir occasionally. Never place the pitcher directly on the stovetop; a double boiler is safer and prevents hot spots.
Step 3: Add the essential oil at the right time. Remove the wax from heat and let it cool to around 135–160°F, depending on your wax’s instructions. Stirring too little leaves the fragrance uneven.
Step 4: Pour and let set. Slowly pour the wax into your prepared container. Leave it completely undisturbed while it cools to room temperature. A candle poured too hot and moved too soon will develop cracks around the wick.
Step 5: Cure and trim. Let the candle cure for at least 24 hours, though two weeks produces noticeably stronger scent throw with soy wax. Before the first burn, trim the wick to ¼ inch. A trimmed wick burns cleaner and keeps the flame manageable.
Common Mistakes with Homemade Essential Oil Candles
The most frequent issues come down to three things: adding oil while the wax is still too hot (which burns off the scent), skipping the cure time, and using an uncentered wick that causes tunneling. If your first candle has little smell, wait the full two weeks before judging—it often improves dramatically. If the flame is weak or the wax melts unevenly, your wick size may be wrong for your container diameter.
FAQs
Can I use any wax for essential oil candles?
How much essential oil do I add per candle?
Why does my candle have no scent?
References & Sources
- CandleScience. “How to Make Soy Candles with Essential Oils.” Details the 185°F melt temperature, 135°F pour temperature, and 2-week cure time for soy wax.
- Edens Garden. “Can You Use Essential Oils for Candle Making?” Explains the 6% fragrance load standard and notes soy wax can support up to 10%.
- HGTV. “How to Make Essential Oil Candles.” Provides example scent blends and basic candle-making technique.