The difference between having a pre emergent applied to your lawn and not having one applied can be quite drastic.
Here we have the perfect example of the difference between having a pre emergent and not having one. This just goes to show that these products really do work. It is possible to have a beautiful, lush, weed free lawn. All it takes is for you to take action at the right time.
There is a very distinct line that will divide yards that have had a pre emergent, and those that have not.
Which side do you want to be on?