I am sorry for this delayed reply to your gardening question. The spring rush has brought a deluge of questions and we are working hard to catch up!
I think you may be talking about Virginia Buttonweed. The following web sites gives a photo:
I suggest you take a sample to your County Extension Office and see if they can identify the weed and if necessary prescribe an appropriate remedy. Their contact info is:
Texas Cooperative Extension
3033 Bear Creek Drive
Houston, Texas 77084
Ask a Master Gardener:
Phone: (281) 855-5600
Thanks for the question. Best wishes for a wonderful gardening season. Please stop in again soon!
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