Commented: What weed is this?No, you prolly didn't ruin your yard. St Augustine will repair itself. I've noticed runners like that in my parents' yard, heavy and thick and just looks different from everything else. I'm not sure i...
Commented: How do I get rid of this weed?Looks like henbit. It's tough to kill when it gets big like that. 2,4-D will kill it when it's small. The best cure for it is prevention. Put a preemerge out to keep it from sprouting in the fall.
