“There are a variety of both wild and cultivated plants that repel mosquitoes.
Almost anywhere you go, it is reasonable to find several plant species that you can use to ward off these pesky critters. Plant-based mosquito repellents are especially useful for people who spend a great deal of time in the wilderness.
It is important to note that it is compounds found within the plants that do the repelling. These compounds need to be released from the plant to unlock the mosquito-repelling qualities.
Depending on the species of plant, they can be released by either crushing, drying, or infusing the plant into an oil or alcohol base that can be applied to skin, clothing, or living spaces. Others are best used as a smudge, which releases the compounds in a smoke. Just standing near living plants that repel mosquitoes is often not effective…”