Liometopum microcephalum
Temperature
22–28 °C
Humidity
50–70%
Colony size
5,000–30,000
Queen size
9–11 mm
Worker size
4–6 mm
Hibernation temp
10 °C
Diet
Care Guide
Liometopum microcephalum, commonly known as the velvety tree ant, is a striking species native to parts of Europe and Asia. The queen measures 9–11 mm in length, while the workers range from 4–6 mm. Unlike some highly polymorphic species, these ants are relatively uniform in size, but their sleek, dark bodies and rapid movements give them a distinctive, energetic presence. A mature colony can number between 5,000 and 30,000 workers, creating a bustling, well-organized society that thrives in warm, humid environments.
One of the most fascinating aspects of Liometopum microcephalum is their close relationship with sap-sucking insects. In the wild, these ants are avid honeydew farmers, tending aphids and scale insects on trees and shrubs. In captivity, they readily accept sugar water and honeydew substitutes as their primary carbohydrate source, alongside a steady supply of protein-rich insects such as crickets, fruit flies, or mealworms. Their foraging is enthusiastic, and they will quickly gather food and water. They also produce a noticeable, faint formic acid scent when disturbed—a charming reminder of their wild origins.
Care difficulty
Keeping Liometopum microcephalum is best suited for intermediate keepers. Their claustral founding means a queen can raise her first brood without feeding, simplifying early care. However, their need for consistent humidity, a proper hibernation period, and a well-structured arboreal nest makes them more demanding than beginner species. Hibernation is essential: from late autumn to early spring, the colony should be kept at a stable 10°C to mimic natural conditions and ensure healthy brood development in the following season.
Housing
Providing the right environment is key. Liometopum microcephalum prefer vertical, wood-based nests or formicariums with a bark or cork surface, as they naturally colonize hollow trees and dead branches. The nest area should maintain humidity levels between 50–70%, with a slightly drier outworld for foraging. Temperature should be kept in the 22–28°C range, with the warmer end preferred during active growth. These ants are sensitive to vibrations and bright light, so place the formicarium in a quiet, shaded spot. Regular moistening of the substrate in the nest area will support larval development and prevent desiccation.
First days after purchase
Upon receiving your Liometopum microcephalum colony, place the setup in a calm location and allow the ants to acclimatize for at least 24 hours. Avoid opening the nest or disturbing them unnecessarily. Ensure a water source—either a test tube or hydration tube—is immediately available, and offer a small drop of sugar water along with a tiny insect. Observe from a distance; if the colony seems stressed, reduce light exposure. Within a few days, you should see the ants exploring, feeding, and beginning to settle into their new home. Patience during this period sets the foundation for a thriving colony.