How to Extract Citronella Oil
- 1). Place 4 ounces of dried citronella leaves into a small jar and fill it with isopropyl alcohol, also known as rubbing alcohol.
- 2). Set the jar down and leave it for three days.
- 3). Place your collander on top of your pot. Strain the contents of the jar into the pot for transport into its final container. You have now successfully extracted citronella oil.
Source...