A completely weed-free lawn is impractical, if not impossible. Go take a look at the best lawn in your neighborhood. The weeds are gone, at least to the naked eye. Proof positive that you can have a beautiful lawn that includes some weeds. With that emotional hurdle out of the way, we also have to admit that weeds can get out of control and ruin the look of a lawn.
Most people prefer to keep weeds to a minimum.
After all, if you wanted weeds, you wouldn't have planted a lawn in the first place. You can choose from several techniques for keeping lawn weeds to a minimum. If you're planting a new lawn, you can eliminate many weeds and greatly reduce future problems before you even plant. One of the best ways to eliminate weeds before planting is to let a professional do it. By that, I mean the sod grower.