How does it work? Silverfish and lots of different bugs are repulsed by the robust, woodsy, and citrusy scent of cedar. Whereas most people discover the scent to be clear, cozy, and nostalgic, it’s overpowering to silverfish and can make them wish to seek for a much less smelly place to name house. Thujone and cedrol are two compounds in cedar that bugs actively keep away from. Along with repelling bugs with its scent, the pure resins in cedar stop mould, mildew, and fungi progress, taking away the potential meals supply for silverfish.
Cedarwood oil could do extra than simply repel silverfish; it may additionally assist to dwindle their numbers for good. A research carried out with Japanese cedarwood discovered that exposing the silverfish to 0.16mg of cedar oil killed 100% of them inside 10 hours. At decrease dosages, the cedar oil was efficient at repelling 80% or extra of the silverfish from the realm and killed wherever between 10% and 50% of bugs that made contact. In different phrases, cedarwood is likely one of the only strategies to eliminate silverfish and forestall them from coming again, particularly for those who’re hoping to keep away from the usage of pesticides.