How Long Can Fleas Live Without a Host?

How Long Can Fleas Live Without a Host?

Fleas can live without a host for up to a few months. However, they are more likely to survive longer if they have a warm, moist environment. Adult fleas can survive for up to 10 days without feeding. Some fleas can survive for up to two years.

A female flea dies within 24 hours of being removed from its host, while an adult male flea can survive without a host for two to four days. This survival rate depends on the size of the flea, the environmental conditions, and the level of blood dependency. However, young fleas can survive without a host for up to two weeks in a suitable environment.

Adult female fleas lay around twenty to thirty eggs per day, and a few can lay even more. Flea eggs fall off their host and are distributed around the home. The eggs hatch into larvae within one to twelve days. As long as the adult fleas feed, the larvae can survive without a host. Larvae feed on the excreta of adult fleas and on dead skin and food particles.

Flea life cycle consists of three stages: egg, hatching, and lack of host. Adult fleas can survive in an environment that is 70o F or higher and 70% humidity. If you want to keep fleas away from your home, the first step is to ensure your house is clean and free of clutter.