Roundup Weed & Grass Killer Glyphosate Concentrate 2.5 Gal Glyphosate 50.2% Round Up Pro is used in many situations from agricultural farming to industrial vegetation management. It can also be used around residential homes and commercial businesses to control unwanted weeds. Roundup Pro is also used by many highway right of way (ROW) management companies, cities, counties, and municipal governments. The Round Up Pro mix rate is 1-10.5 ounces per gallon of water depending on target weed. When mixing roundup pro make sure to use only clean stainless steel or plastic sprayers