What is the secret to repelling cockroaches in Brisbane?

Bicarb soda and lavender oil can be used to effectively repel cockroaches, according to a Brisbane-based cleaning expert.

How much does bicarb soda cost to buy in Australia?

A 500g pack of Essentials Bicarbonate Soda costs just $2.45 at Woolworths, making it an affordable pest-repelling solution.

Which Australian cities are the most pest-infested?

According to a recent report, Sydney's city/inner south region, eastern suburbs, and inner west are among the top pest-infested areas in Australia.

Home / Lifestyle / Bicarb Soda: The Surprising Pest-Repelling Superstar

Bicarb Soda: The Surprising Pest-Repelling Superstar

18 Nov

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Summary

Bicarb soda can effectively repel cockroaches
Lavender oil can be combined with bicarb for added deterrence
Bicarb soda is an affordable, budget-friendly solution

Bicarb Soda: The Surprising Pest-Repelling Superstar

As of November 18th, 2025, a Brisbane-based cleaning expert has revealed a budget-friendly solution to combat summer pest woes. According to the expert, a common household ingredient - bicarb soda - can effectively repel cockroaches without the need for expensive insect sprays.

The expert explained that sprinkling bicarb soda in cockroach-prone areas acts as a deterrent, as it disrupts the scent trails that crawling creatures use to find their way. Additionally, combining bicarb soda with lavender oil can further enhance the pest-repelling properties. The lavender's strong scent helps drive away the unwanted invaders.

The best part? Bicarb soda is an incredibly affordable solution, costing just $2.45 for a 500g pack at Woolworths. This budget-friendly hack is sure to be welcomed by Sydneysiders, as multiple suburbs across the Harbour City were recently named among the most pest-infested in Australia.