Steve from Moody writes
Demon WP Insecticide will kill adult fleas outdoors only 1-2 days after the lawn is mowed. It is mixed at 1-2 packs per gallon of water per 1,000 sq ft. Please take a few moments to review our article/videos on How to Get Rid of Fleas for a successful eradication program.
Answer last updated on: 07/12/2017