Atrium (Aqua Blue 4162) queen ant farm vermiculite has special properties of

vermiculite has special properties of moisture retention

Stone and Stalactite Decor Interior (+10)

needs to be made specifically for those sized ants

or with the use of Black Lighting

The design allows for greater control of the Casita sides for growth/expansion purposes

Atrium (Aqua Blue 4162) queen ant farm vermiculite has special properties ofSee More Information About the Atrium at this link. General Information: *****Due to the size of the open chambers, this formicarium is considered a small to medium sized formicarium and can hold an estimated 1,000 to 2,000 medium sized ants, larger species such as Camponotus, Formica and Myrmecocystus up to 1,000 (again, approximately). While it is quite possible some small species (Lasius spp.) will do quite well in the Atrium, estimating numbers