What's your setup look like? A photo would help with giving better advice. My general rule of thumb is to cover the new nest and heat it. (Heat in the corner opposite your water source.Tower, sponge, etc.)
Currently kept species
L. neoniger, P. occidentalis, C. modoc, C. novaeboracensis, C. vicinus, T. immigrans, A. occidentalis, S. molesta, P. imparis, M. kennedyi, M semirufus, F. pacifica, P. californica, M. ergatogyna.
Previously kept species
T. rugatulus, B. depilis.
Looking for
Myrmecocystus pyramicus, Myrmecocystus testaceus
Pheidole creightoni, Pheidole inquilina, Crematogaster coarctata, Crematogaster mutans
My youtube channel. My ant Etsy store - Millennium Ants