I am sorry for this delayed reply to your gardening question. We are transitioning to a new Q&A system and your question was unfortunately lost in the transition. I have discovered it now and hope this reply is not too late to be of help.
I'm not sure what type ants you are dealing with. In the absence of that info I'll assume you mean fire ants. The following web site is a great info source on organic options for fire ant control in Texas:
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