Springtails as Feeders for Micro-Pets

Springtails as Feeders for Dart Frogs, Mourning Geckos & Other Micro-Pets

Most keepers come to springtails for their cleanup abilities, but they have a second, equally valuable role: they're one of the best small live foods you can offer. For dart frogs, mourning geckos, newly-morphed froglets, small reptiles and other micro-predators, springtails are an ideal feeder — tiny, soft-bodied, easy to digest, and simple to produce in endless quantities at home.

This guide explains why springtails work so well as feeders, which animals benefit most, and how to culture and offer them as food.

Why springtails make excellent feeders

A good feeder insect has to tick a few boxes: the right size, easy for the animal to catch and digest, safe, and ideally something you can produce reliably at home. Springtails tick all of them, and a few more besides.

They're tiny. This is the key one. Many of the most rewarding micro-pets — dart frogs, mourning geckos, and especially the freshly-morphed young of these species — have mouths far too small for crickets or even fruit flies. Springtails, at a millimetre or two, are perfectly sized for the smallest mouths in the hobby. For a froglet that has just left the water, springtails are often the only food small enough to eat.

They're soft and easy to digest. Unlike hard-shelled feeders, springtails are soft-bodied, so they're gentle on delicate digestive systems — another reason they suit very young and very small animals.

They trigger a feeding response. Springtails move — they crawl and they famously spring — and that movement triggers the hunting instinct in frogs and geckos, encouraging natural foraging behaviour rather than passive feeding.

They live in the enclosure. This is a lovely advantage. Because springtails thrive in the same humid, bioactive conditions dart frogs and mourning geckos are kept in, a feeder population can live right in the vivarium. They double as cleanup crew, breeding in the substrate and being grazed on by the animal as a constant trickle of live food. You're feeding and cleaning at the same time.

You can produce them endlessly. A home culture supplies feeders indefinitely for pennies, which matters when you're feeding daily.

Which animals benefit from springtail feeders?

Springtails suit any small insectivore with a mouth to match, but a few groups in particular rely on them.

Dart frogs. Springtails (alongside fruit flies) are a staple of the dart frog hobby. They're essential for raising froglets, which are too small for flies at first, and remain a valued food for adults of the smaller species. A self-sustaining springtail population in a bioactive dart frog vivarium is standard practice.

Mourning geckos. These tiny, parthenogenetic geckos are increasingly popular, and springtails are an excellent feeder for them — especially for hatchlings and juveniles, which are minute. As with dart frogs, a springtail population living in the bioactive enclosure provides constant low-level feeding.

Froglets and other amphibian young. Newly-morphed froglets of many species are tiny and need correspondingly tiny food. Springtails bridge the gap between morphing and being big enough for larger feeders.

Small or juvenile reptiles and other micro-predators. Any small insectivore that struggles with standard feeders may take springtails, and they're a useful food for various tiny or newly-hatched animals.

It's worth saying that springtails are usually part of a varied diet rather than the whole thing — most keepers offer them alongside fruit flies and other appropriately-sized feeders, and supplement as needed. But as the small end of a feeder rotation, and as the only option for the tiniest mouths, they're invaluable.

How to culture springtails for feeding

Producing feeder springtails is exactly the same as culturing them for any other purpose — easy, cheap, and low-effort. A charcoal culture is particularly popular with feeder keepers because it makes harvesting so simple: add a little water, swirl, and pour the floating springtails straight into the enclosure or onto a feeding dish.

Keep the culture damp, warm-ish and lightly fed (a tiny pinch of yeast or a few rice grains), harvest a portion whenever you need to feed, and let it replenish. Our full guide to culturing springtails at home covers the charcoal and substrate methods, feeding, harvesting and troubleshooting in detail — it's the companion piece to this one and worth reading if you're setting up a feeder culture.

For feeding small amphibians and geckos, many keepers like to keep several cultures on rotation, so there's always a productive one to harvest from while the others build back up. Springtails reproduce quickly, but daily feeding draws a culture down, so having a few on the go ensures a constant supply.

Offering springtails as food

There are two main approaches, and most keepers use both.

Seed the enclosure. Establish a springtail population directly in the bioactive vivarium so the animal grazes on them naturally throughout the day. This mimics wild foraging, keeps the enclosure clean, and provides constant low-level nutrition. It's the standard approach for dart frogs and mourning geckos. The same leaf litter and damp substrate that keep the enclosure bioactive give the springtails somewhere to breed.

Direct feeding. When you want to make sure the animal is getting enough — particularly with froglets and hatchlings you're monitoring closely — harvest springtails from a culture and add them directly, often onto a smooth feeding dish or a leaf where the animal can hunt them. Flushing them off a charcoal culture with a little water makes this quick.

A note on supplementation: feeder springtails can be lightly dusted or, more commonly, "gut-loaded" by feeding the culture well before harvesting, though their small size makes dusting fiddlier than with larger feeders. For animals relying heavily on springtails, follow current best-practice supplementation advice for that species.

Springtails, isopods and the bioactive feeder enclosure

Springtails fit naturally into the wider world of bioactive keeping, where the line between "cleanup crew" and "feeder" blurs in the best way. In a well-built bioactive vivarium, springtails and isopods both clean the enclosure and provide occasional live food, while live plants thrive on the nutrients they release. If you're building this kind of self-sustaining setup, our guide to the cleanup crew species that thrive in your setup is a useful read, and our piece on using isopods as a clean-up crew for reptile enclosures covers the same principle for larger setups.

The short version

Springtails are far more than cleanup crew — they're one of the best small live foods in the hobby, ideal for dart frogs, mourning geckos, froglets and other tiny insectivores that need food smaller than a fruit fly. They're soft, perfectly sized, trigger a natural feeding response, and can live right in the bioactive enclosure as both food and cleaner. Best of all, you can produce them endlessly at home for next to nothing.

To get started, browse our springtails collection for a culture to build from, read our culturing guide to keep a feeder supply going, and pick up substrate and leaf litter from our accessories. As always, our live chat is happy to help you set up a feeder culture for your animals.