Myrmecocystus melliger

Myrmecocystus melliger keeps the honeypot trick at its centre: a caste of repletes turns into living storage, swelling with sweet liquid that carries the colony through the dry stretches of its Mexican desert home. It founds claustrally, so the queen seals in and raises her first brood on her own reserves, then the colony slowly builds into the thousands. This is a warmth-loving species that rewards the right humidity and a patient hand. The Pro rating is honest, marking it as an expert-level desert ant for keepers who want biology you simply will not see in most colonies.

A nectar specialist whose workers carry sugary liquid back to repletes that bank it inside their bodies. Sugar water and nectar anchor the diet, with insect protein going to the brood to fuel a steady supply of larvae.

★★★ readily · ★★ moderately · ★ occasionally · ✗ not eaten

Raise the founding colony in a test tube and shift it to a nest once workers fill the floor and brood appears. As an arid-country honeypot ant, it does best in a dry acrylic or ytong nest with a warm arena and ceiling space for repletes to hang from the roof. Hold the nest on the dry side and keep the arena separate so the gradient stays intact. Coat the arena rim with fluon (PTFE) to prevent escapes. ANTonTOP formicaria and starter kits supply the dry nest, warm arena and barrier these ants want from the start.

Keep the nest at 20-26 °C and run the arena warmer at 22-32 °C. Aim for nest humidity of 55-70% and a drier arena at 40-60%. Heat one end of the arena to provide a gradient the colony can settle along. No cold rest is needed, so keep them active and feeding all year.

Honeypot colonies build at a moderate pace and can reach 1,000-5,000 workers, repletes included. As a genus guide, brood develops from egg to worker in roughly 3-8 weeks. Your colony arrives as a queen with workers and brood, past the slow opening stretch of founding.

• The name melliger means honey-bearing, a direct nod to the swollen, nectar-filled repletes the colony depends on.
• Repletes serve as a living food store, regurgitating reserves to nestmates when foraging is lean.
• Honeypot repletes have long been harvested and eaten as a natural sweet in parts of Mexico and the American Southwest.
• Myrmecocystus is adapted to arid country and times its foraging for the cooler parts of the day.

Is Myrmecocystus melliger good for beginners?

No, it is rated Pro and needs careful desert conditions, so it suits experienced keepers.

Does Myrmecocystus melliger need a winter rest?

No, hibernation is not required; keep it active and feeding year-round.

Does this honeypot ant sting or bite?

No, it has only a mild bite and no sting.

How big does a Myrmecocystus melliger colony get?

1000-5000 workers, including repletes.

How large is the queen?

The queen is 12 mm; workers are 5-10 mm.

How fast does Myrmecocystus melliger grow?

At a moderate pace, with brood taking about 3-8 weeks from egg to worker for the genus.

What does it eat?

Mainly sugar water and nectar that the repletes store, plus insects like crickets; it does not eat seeds.

Will it arrive alive?

Yes, it ships with a heat or cool pack, within 24 h, with tracking for live arrival.

Escape prevention. Coat the inner rim of every open arena with fluon (PTFE), or use talc-and-water or an oil barrier as a backup, and keep a tight, fine-mesh lid on top. Check the barrier regularly, since dust, condensation and feeding debris break a fluon line over time. Keep tubing connectors tight and seal any gaps in the nest.

Keeping reminders. Always offer fresh water and never let the nest dry out completely. Give carbohydrates continuously and protein a few times a week, and remove uneaten insect prey within 24 hours before it moulds. Keep the formicarium out of direct sunlight and away from constant vibration, which stresses a young colony. A water-filled test tube plugged with cotton makes an ideal spare incubator whenever you need one.

Before you buy – do not rehouse too early. Have a test-tube setup or a small formicarium with an outworld and a working barrier ready before your colony arrives. A founding colony grows slowly at first, which is normal. Moving a small colony into a large nest too soon invites mould, mites and stress, and the workers die off one by one. Keep the colony in its open test tube on the arena, plug the nest entrance with cotton, and open up the next chambers only once the colony fills roughly 10-15% of the space.

What we ship. Every colony ships with a live-arrival guarantee, backed by our 24h unboxing-video guarantee: if the queen does not arrive alive, we reship free. Parcels travel with DHL, InPost (PL) or EMS, with a heat or cold pack to suit the season, packed discreetly and securely. We ship across the EU and worldwide, with free shipping over the Europe threshold.