Camponotus suffusus
Temperature
22–28 °C
Humidity
50–70%
Colony size
2,000–10,000
Queen size
14–17 mm
Worker size
6–12 mm
Diet
Care Guide
Camponotus suffusus is a striking and moderately sized carpenter ant species that offers a rewarding challenge for intermediate keepers. The queen measures between 14 and 17 mm, making her a commanding presence in the nest, while the worker caste ranges from 6 to 12 mm. This size variation gives the colony a subtle polymorphism: minor workers handle brood care and foraging, while larger major workers take on defense and larger food transport. The ants themselves are typically dark with contrasting reddish or yellowish markings on the legs and gaster, adding aesthetic appeal to any formicarium.
These ants are claustral founders, meaning the queen seals herself into a founding chamber after mating and raises her first generation of workers entirely on her own metabolic reserves. No feeding is required during this period — just patience and a dark, undisturbed spot. Once the first workers arrive, the colony quickly becomes active and grows steadily toward its mature size of several thousand individuals. Camponotus suffusus does not require hibernation, making it an excellent choice for keepers in warmer climates or those who prefer year-round activity.
Care difficulty
Keeping Camponotus suffusus is rated as intermediate. While not as demanding as some specialist species, these ants require consistent temperature and humidity control. Their preferred temperature range of 22–28°C and humidity of 50–70% are easy to maintain with a small heating cable and occasional nest moistening. A varied diet is essential: they thrive on a mix of live or frozen insects (crickets, fruit flies, mealworms) and liquid sugars such as honey water or commercial ant nectar. Protein is especially important during brood rearing seasons, and they will readily accept egg-laying or protein jelly. Unlike some seed specialists, they do not store grains, so regular feeding is key to colony health.
Housing
Camponotus suffusus is a wood-nesting ant, so a formicarium with chambers carved into soft wood or a material that mimics natural cavities works best. They will also accept acrylic or plaster nests with moderate humidity. Provide an outworld for foraging and waste disposal, and ensure the nest area can be kept slightly darker than the forager space. These ants are sensitive to excessive vibrations and sudden temperature swings, so place the setup in a stable location away from drafty windows or busy household traffic. A small water source in the outworld — such as a test tube with cotton — will help maintain the humidity gradient the colony needs.
First days after purchase
When your Camponotus suffusus colony arrives, transfer the ants carefully into their new formicarium using a gentle tapping method or a soft brush. Place the setup in a quiet, dimly lit spot and do not disturb them for at least three to four days. During this acclimation period, provide a small drop of sugar water and a tiny piece of protein (like a crushed cricket) near the entrance. Watch for signs that the queen and workers are settling in — if they begin exploring and feeding, your colony is off to a great start. Avoid opening the nest frequently; instead, observe through the glass or acrylic to enjoy their natural behavior as they expand their new home.