How long can wireworms live in the soil?

Wireworms can live in the soil for a period ranging from two to six years, which is why this choice is deemed correct. These larvae of click beetles exhibit a relatively long lifespan compared to many other pests, allowing them to survive in the soil and potentially become a persistent problem for crops. The extended duration of their life cycle contributes to their ability to feed on the roots of various plants, causing significant damage.

In contrast, the other choices suggest shorter lifespans that do not align with the actual biology of wireworms. Lifespans of less than one year or one to three years would not accommodate the necessary developmental stages that wireworms undergo, including their transformation into adult beetles, which is essential for population continuity. The lifespan of five to seven years, while longer than typical, also exceeds the established range for wireworms in agricultural contexts. Understanding the correct lifespan of wireworms is crucial for effective pest management strategies, enabling farmers to implement timely control measures.