Brits Advised to Use Cat Litter Outdoors to Deter Rats This March

With the arrival of spring, flowers begin to blossom and warmer weather beckons. But this season also signals the start of rat breeding season in March—a time when these unwelcome guests actively seek out nesting spots in gardens and homes.

Rats can be notoriously difficult to remove once established. A single rat can produce between 30 and 80 offspring annually, with females capable of breeding as early as five weeks old. This rapid reproduction means that early prevention is crucial to avoid a larger infestation later.

Alex Hughes, a property management expert from Letted, emphasizes that making your property uninviting to rodents is the key. “Rats rely heavily on their sense of smell to navigate and assess risk. If an area smells unsafe, they are likely to move somewhere else,” he explains.

One highly effective method is to disrupt their scent trails. Ammonia, which mimics the odor of predators, can be placed in small amounts around your garden and entry points to discourage rodent activity. For cat owners, used cat litter is another excellent option, as it carries the scent of a natural predator. Placing this litter in a sealed, breathable container outdoors allows the scent to ward off rats naturally.

Peppermint oil is also a powerful deterrent. Soaking cotton balls in the oil and positioning them strategically around the home can overwhelm rats’ scent receptors and make your property less attractive.

Besides scent deterrents, removing food sources is vital. Securely store any food waste, compost, and pet food to prevent attracting rats. “Rats have between 1,200 and 1,500 scent receptor genes—far more than humans—so they can easily detect accessible food from bins, compost heaps, and pet dishes,” says Hughes. “If food is easy to find, your home becomes an inviting target.”

Acting now before rats establish nests will save you from dealing with a much bigger problem when summer arrives.