Nicotine sulfate is used in commercial insecticide. Wade could have gotten it off the gardener's truck, had the director, writer, whoever bothered with that detail. Joe
WHAT GARDENER?
The gardener who trimmed the hedges out front of Wade's office. This was a somewhat rather big clue.
Even the best ad for "Miracle Grow" doesn't claim the change that the security film purports to show.
Great point Bob.