I did find a bottle of Miracle-Gro "Fast Root" which lists its (sic) active
ingredient as Indole-3-butyric acid at 0.10%.
Is this a similar product to Rootone ??

Same thing
Iris,
Central NY, Zone 5a, Sunset Zone 40
"If we see light at the end of the tunnel, It's the light of the oncoming
train."
Robert Lowell (1917-1977)