Crematogaster rogenhoferi build their nest in trees, mainly in heights between 2.5 m and 4.5 m. The nests are approximately 22cm long and 10cm wide. Also when you use an island formicarium it is recommend to cover the nest with another basin. This makes it also easy to keep the right humidity.
Development:
matingflight: - founding: claustral colonysize: a few thousand workers
Quantity:
one fertilized queen with workers (see selection); brood (depending on the season and development)