No, Bonide Sedge Ender RTS cannot be diluted. The product just needs to be connected to the hose and it's ready to use.
Bonide Sedge Ender RTS treats 5,800 sq. ft. for cool season grasses, 2,900 sq. ft. for warm season grasses and 4,000 sq. ft. for St. Augustine grass. Please be sure to review the product label for more information and complete application instructions.