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Armadillidium gestroi - Gestro's Pill Woodlouse

Armadillidium gestroi - Gestro's Pill Woodlouse

Mediterranean pill bug with bold yellow spots on a dark body — the classic "clown" morph. Hardy, rolls into a ball, great for beginners.

$29.99

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Types: Live Inverts › Isopods › Armadillidium sp.

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Species: Armadillidium gestroi
Common Name: High yellow / clown isopod
Type: Isopod

Keeping
Dificulty Level:
Beginner
Purpose: Bioactive, striking display morph
Origin: France, Mediterranean Europe
Enclosure: Ventilated plastic bin or glass terrarium with 2–4 in (5–10 cm) moist substrate of peat, leaf litter, and cork bark flats.
Climate: Temperate to Mediterranean; 64-72 °F (18-22 °C)
Humidity Requirements: 65-75% RH
Hydration: Half spray 1–2× weekly on one side; light corner pour as needed. Pair with a hydration station as a sidekick—it wicks moisture into the substrate and adds consistent humidity support for up to 2 weeks in setups that need it. Stations do not replace all spraying, but they help maintain stable moisture between mistings.
Diet: Decaying leaf litter, rotten hardwood, and vegetables. Offer Muscle Meal 2–3× weekly for breeding, Garden Graze 1–2× weekly, Fungal Feast weekly on wood, and Calci-YUM with feedings or as a constant dish.

Reproduction
Adult Size: 0.47-0.63 in (12-16 mm)
Breed Rate: Moderate
Breeding Season: Year-round indoors
Brood Size: 20–50 mancae per brood

Information
Details: Clown / High Yellow Isopod
Armadillidium gestroi

Bold yellow spots on a dark body — the classic "clown" look.
Reliable pill bug that rolls up when handled.
One of the most popular European Armadillidium in the hobby.
Tidbit: Also called clown isopod for bold yellow spots on dark segments.

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