Quote:
Originally Posted by RickFLM4
I have found it very difficult to get rid of crab grass without damaging the rest of the lawn. There are some products that slow its growth but I have found killing it with weed killer and re-sodding is the only way to really get rid of it, at least with St. Augustine which is almost crab grass itself. Once eliminated, the best defense is a healthy lawn to crowd out weeds. Easier said than done, of course.
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If you haven't tried it already you may want to give baking soda a shot. I have used it in my yard for smaller areas and it works pretty good. The only problem is obviously you will have a bare spot where the weed has died and that would have to be addressed.