Which pest control method is primarily used for localized infestations?

The choice of crack and crevice treatments as the primary method for managing localized infestations is grounded in the method's targeted approach. This treatment involves applying pesticides into small spaces where pests may hide, such as cracks and crevices in walls, baseboards, or furniture. This focused application allows for effective control of pests that are not widely dispersed, making it particularly suitable for addressing specific infestations without affecting a broader area unnecessarily.

Using this method minimizes the potential for pesticide exposure to non-target organisms and the environment since it directs the treatment to areas where pests are likely to congregate. This strategy maximizes the efficacy of the pesticide by placing it directly where pests are most likely to encounter it, enhancing the likelihood of successful pest elimination.

In contrast, fumigation typically targets larger areas and is better suited for extensive infestations, while systemic treatments act within the plant for long-term control of pests that feed on the plant itself. Cultural controls involve practices that modify the environment to reduce pest establishment and are not as direct or immediate as crack and crevice treatments for specific infestations.