How much Roundup concentrate do you put in a hose end sprayer to make 20 gallons? I have an acre I'd like to kill down.
Using Hose End Sprayer With Roundup Concentrate
Certified GKH Gardening Expert
It depends on the strength of the product you have, since some are more concentrated than others. The package or bottle should give you dilution instructions, if not look on the company's website or you can ask a local extension agent.