Derris 
A former persistent pesticide, with the active ingredient of rotenone, which was applied as a dust to control earthworms. It primarily acted as an expellant with the earthworms needing to be swept up from the turf surface.
Derris
A former persistent pesticide, with the active ingredient of rotenone, which was applied as a dust to control earthworms. It primarily acted as an expellant with the earthworms needing to be swept up from the turf surface.