Plant Cloning Gel Rooting Hormone Gel | Olivia's Cloning GelPlant Cloning Gel Rooting Hormone Gel Olivia's Cloning Gel 4 oz. Developed nearly 30 years ago, Olivias Cloning Gel continues to be an industry leader due to its high quality, ease of use and stellar results. The secret to its success is two part; whats in it and how it does what it does. It is made of a combination of a root stimulating rooting hormone (Indole 3 butyric acid) and NPK nutrients formulated into a gel. This viscous gel adheres to