S from Cincinnati, Ohio writes
There really would be no valid reason to mix Ortho Weed B Gon Weed Killer For Lawns Concentrate 2 with a non selective like RoundUp. Weed B Gon is used to only selectively kill weeds in turfgrass. If you just want to kill everything you would just use RoundUp on it’s own.
Answer last updated on: 09/04/2019