Grofast Cartridges 
(MAKE PLANTS SHOOT UP) 
Exciting News for Gardeners 
Applying Vitamin Bi by the Easy The Old Back- 
Grofast Cartridge Method. Breaking Way. 
Now even a child may, by the use of 
GROFAST CARTRIDGES, 
apply vitamin Bi to the entire Garden 
Price $1 for 30 Cartridges 
