Historic & Scenic Sites in and around Washington County, MO by Esther & Gene Carroll History of Washington County Jails & Courthouses by Esther Carroll These links are a part of Carrolls' Corner - lots of Washington County History!
In a humid environment, over 60% of newly hatched fleas can live without a host for 2 months. In a cool, dry environment, only 10% will live without an immediate host. Humidity is the key to flea survival.
How long until my petâs fleas are gone? FRONTLINE Plus will spread over the coat of your pet within 24 hours and will continue to be effective for 8 weeks on dogs and 6 weeks on cats. Any fleas that jump onto your pet will die within 8-24 hours. Be aware, however that the adult fleas on your pet represent only 5% of the total flea population.