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Porcellio laevis - Dairy Cow

Porcellio laevis - Dairy Cow

Black-and-white Holstein-patterned fast breeder. Prolific bioactive workhorse for reptile vivariums.

$14.99

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Types: Live Inverts › Isopods › Porcellio sp.

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Species: Porcellio laevis
Morph Name: Dairy Cow
Common Name: Smooth isopod and the Swift woodlouse
Type: Isopod

Keeping
Dificulty Level:
Beginner
Purpose: Bioactive cleanup, fast breeder
Origin: Europe; cosmopolitan
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 subtropical; 64-75 °F (18-24 °C)
Humidity Requirements: 65-75% RH
Hydration: Half spray weekly on one side; light corner pour when the top layer dries. A hydration station is ideal here—Porcellio do not need heavy hydration, and the station wicks water into the substrate to keep pods from drying out. It adds consistency and supports moisture for up to 2 weeks between refills.
Diet: Leaf litter, vegetables, and protein. Colonies thrive with Muscle Meal 2× weekly, Garden Graze weekly, Fungal Feast every 7–10 days, and Calci-YUM left available at all times.

Reproduction
Adult Size: 0.55-0.79 in (14-20 mm)
Breed Rate: Very fast
Breeding Season: Year-round
Brood Size: 50–200 mancae per brood

Information
Details: Dairy Cow Isopod
Porcellio laevis — Dairy Cow morph

Black-and-white Holstein pattern on a fast mover.
Prolific bioactive species for reptile tanks.
Can outcompete slower species — house separately if needed.
Tidbit: Black and white blotches resemble a Holstein cow.

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