Maryann from De Pere, Dis. writes
You can wait 30 days after applying Scotts Turf Builder Halts Crabgrass Preventer with Lawn Food to apply a weed and feed as long as you follow rates and max applications per year. TIming can also depend on when the target weeds are actively growing and healthy and the nutrients your lawn needs at certain times.
Answer last updated on: 05/09/2019