Sal from Orlando, Fl writes
The Fusilade II instruction label does not list St. Augustine grass, so we are not sure of the answer to your question. We would like you to direct your question to Syngenta, the manufacturer of Fusilade, as they are the true experts on their own product and can better answer your question. You can reach them at 1-866-SYNGENTA. Updated Jan 2025:Fusilade is not labeled to be used on St Augustine for bermuda grass control when tank mixed with Recognition Herbicide. Following these instructions Recognition Herbicide 2(ee) Supplemental Label-St. Augustine
Answer last updated on: 11/03/2011