Jeff from Illinois writes
Quinclorac 75 DF is used at the rate of 0.367 oz per 1000 sqft when applied as a broadcast or spot treatment in a minimum of 0.5 gallons of water. If you are spot treating with a specific amount of water, ie 1 gallon you would use the 1 tbsp per gallon.
Answer last updated on: 08/24/2018