Steven from Nc writes
MSM Turf Herbicide is labeled to be applied at water volumes of 20 to 80 gallons of water per acre It will be however much water it takes you to cover the acre. Since everyone walks at a different pace and the amount of water can vary by this and the equipment used. We have a great video here that details sprayer calibration, specifically.
Answer last updated on: 10/04/2021