They might be fire ants, and if so, go to ACE hardware (or your favorite store), and buy a suitable poison. We had these shortly after we moved in, I treated the mounts, and they have not returned. There is a reason these are called fire ants, they sting/bite, be careful.
Hope this helps.
__________________
Pennsylvania, for 60+ years, most recently, Allentown, now TV. 
|