The invasive fire ants first hitched a boat ride to Alabama in 1918. Since then, they've marched into over a dozen states, ...

There are several organic pesticides that control fire ants with reduced risk. One active ingredient is spinosad, a natural insecticide approved by the USDA for use in organic gardening.

Find out where the ants are getting into the house by following their trails or looking for gaps to the exterior, then caulk those holes or plug them up with petroleum jelly. Then try laying down ant ...