Armadillidium Isopods for Sale

Armadillidium are the true pill bugs — the only isopod genus that can roll into a completely sealed, gapless ball when threatened. That characteristic conglobation is part of their appeal, but it's their sheer variety that makes this one of the most interesting genus collections on the site. With 45 species and morphs, there's something here from every point on the difficulty and price scale, and the colouration across the genus is genuinely impressive — from the striking black-and-white stripes of the Zebra to the vivid yellow-and-black spotting of the Clown Montenegro, the acid-yellow patches of the High Yellow Gestroi, and the extraordinary colour variation of the Jelly Bean (St. Lucia locale), where individuals in the same colony range from deep burgundy to bright orange to yellow — all from the same species.

One thing worth knowing before you buy is that care requirements vary more across this genus than most people expect. Armadillidium as a whole are European isopods adapted to Mediterranean conditions — they generally prefer a moisture gradient rather than uniformly high humidity, and good ventilation over sealed enclosures. But within that, there's a meaningful spread. Species like the Zebra, Yellow Zebra, Chocolate Zebra, and Clown Montenegro prefer it fairly dry — the Clown in particular needs a sharp wet-dry divide with mostly arid conditions and excellent airflow. The Magic Potion and Vulgare Gem Mix are among the most forgiving isopods in the hobby, tolerating everything from semi-arid to moderately humid setups. The Gestroi and Jelly Bean lean slightly more humid than their cousins. The Granulatum Orange is notably drought-tolerant for an isopod. Check the individual product listings — they cover this clearly for each species.

For beginners, the Magic Potion (A. vulgare) is the obvious recommendation — bulletproof hardiness, genuinely striking white, yellow, and black spotting, and two lines to choose from depending on whether you want faster breeding (Japanese) or larger adults with more pronounced markings (American). The Vulgare Gem Mix and Granulatum Orange are similarly beginner-friendly. The Zebra and its morphs are a step up in visual appeal without being significantly more demanding.

All Armadillidium pair well with springtails in bioactive setups. One note specific to this genus: they have a reputation for nibbling live moss and plants, so if you're building a planted vivarium, factor that in. Our accessories range has everything you'll need for enclosure setup, including leaf litter, cuttlebone, and screw-in air vents for getting ventilation right without losing humidity control.

All orders are dispatched Monday to Thursday via Royal Mail's next day by 1pm service, with a live arrival guarantee and 20% overcount on every order. Check our new arrivals and special offers pages for the latest additions — new Armadillidium morphs come through regularly.