Oh dear, I just thought that they’d get leggy like basil, maybe I should pinch the flowers off…

It’s pretty depressing, but the fact that soil and groundwater are almost certainly contaminated anywhere that humans have touched. I’ve seen all kinds of places from gas stations, to dry cleaners, to mines, to fire stations, to military bases, to schools, to hydroelectric plants, the list could go on, and every last one of them had poison in the ground.