Commented: Garden Safe Insecticidal Soap ConcentrateInsecticidal soap and Neem oil only work on contact. They will kill any soft bodied insect.
Ants are not considered a soft bodied insect and that's why it does not work on them.
From the document link...
Commented: OT: fire ant controlInstead of guessing, why not go to the experts? Just check the University of Florida site for tons of research on fire ants. They recommend several organic answers. Read this link and many more on the...
Commented: African spider lily - Crinum augustum questionFrom Solutionsforyourlife.com
Use and Management
Well-suited to hot, dry locations, Crinum Lilies grow from what are among the largest true bulbs, some weighing over 40-pounds. Forming large clumps, ...
