Porcellio Scaber (Orange)

Orange Isopods (Porcellio scaber “Orange”) are a bright and hardy colour morph of the common rough woodlouse, prized for their vivid orange colouration and active behaviour. Selectively bred in captivity for their distinctive appearance, this morph combines the adaptability and productive nature of Porcellio scaber with bold orange and tangerine tones.

Their vibrant colouration makes Orange Isopods particularly eye-catching against dark substrate, leaf litter and naturalistic enclosure décor. Their hardy nature and ability to establish productive colonies also make them an excellent choice for bioactive terrariums, naturalistic vivariums and dedicated isopod collections.

Scientific Classification

• Scientific Name: Porcellio scaber
• Genus: Porcellio
• Family: Porcellionidae
• Common Name: Orange Isopod
• Morph: “Orange”
• Type: Terrestrial Isopod

Appearance

Orange Isopods have the characteristic elongated body shape and rough, textured exoskeleton associated with Porcellio scaber, combined with their distinctive orange colouration.

Key features include:

• Bright orange to tangerine colouration
• Pale peach through to deeper orange tones
• Occasional darker shading
• Medium-sized elongated body
• Rough, textured exoskeleton
• Clearly segmented body plates
• Dark contrasting eyes

Colour intensity can vary between individuals, with some specimens displaying lighter peach or pastel-orange tones while others develop a much deeper and more vibrant orange appearance.

Like other Porcellio scaber, Orange Isopods do not roll into a tight ball when disturbed. Instead, they generally rely on movement and concealment for protection.

Natural Background

Porcellio scaber is a widespread terrestrial isopod species originally associated with Europe and is now established across many regions around the world.

The species is commonly found in environments containing moisture, shelter and decomposing organic material, including:

• Gardens
• Woodland leaf litter
• Compost
• Beneath logs
• Under stones and bark
• Decaying vegetation

The Orange Isopod is a selectively bred captive colour morph developed for its distinctive orange appearance and is not representative of the typical wild-type colouration.

Behaviour

Orange Isopods are active, resilient and effective detritivores.

They spend much of their time exploring the enclosure, moving through leaf litter and searching for food and shelter. Their activity can increase during darker periods and when the enclosure is undisturbed.

Their natural diet consists primarily of decomposing organic material, including:

• Decaying leaves
• Rotting wood
• Dead plant material
• Vegetable matter
• Organic debris

When disturbed, they generally rely on movement and hiding rather than conglobation.

Their active nature makes Orange Isopods particularly enjoyable to observe compared with slower-moving terrestrial isopod species.

Orange Isopod Care

One of the main advantages of Porcellio scaber is its hardy and adaptable nature. Orange Isopods can be suitable for both newer and experienced keepers when provided with appropriate enclosure conditions.

A suitable enclosure should include:

• A moisture gradient
• Access to both humid and drier areas
• Good ventilation
• Plenty of dried leaf litter
• Decaying hardwood
• Cork bark or other natural hides
• Organic-rich substrate
• A reliable calcium source

Maintaining a moisture gradient allows the colony to move between areas with different moisture levels and select the conditions they require.

Avoid keeping the entire enclosure constantly saturated. Good airflow and access to drier areas are important for maintaining a healthy colony.

Feeding

Dried leaf litter and decaying hardwood should form the foundation of an Orange Isopod colony’s diet.

Additional foods can be provided periodically, including:

• Specialist isopod diets
• Vegetables
• Suitable protein sources
• Other appropriate organic foods

A continuous calcium source should also be available to support healthy exoskeleton development and moulting.

Bioactive Cleanup Crew

Orange Isopods are an excellent bioactive cleanup crew for suitable naturalistic enclosures.

As detritivores, they help break down decomposing organic material such as:

• Fallen leaves
• Dead plant matter
• Decaying wood
• Organic debris

Their natural feeding behaviour makes them a functional addition to bioactive terrariums and naturalistic vivariums, where they can contribute to the breakdown of organic material.

Their vivid orange colouration also makes them an attractive display species, particularly against darker substrates and green plants.

Breeding & Colony Growth

Porcellio scaber can reproduce successfully under suitable captive conditions. With adequate food, shelter, calcium and an appropriate moisture gradient, Orange Isopods can establish healthy and productive colonies.

Providing abundant leaf litter and decaying hardwood gives the colony a reliable long-term food source, while cork bark and other hides provide shelter.

As the colony grows, multiple generations can establish within the enclosure, allowing keepers to observe the development of a thriving isopod colony over time.

Why Keep Orange Isopods?

Orange Isopods (Porcellio scaber “Orange”) are an excellent choice for anyone looking for a colourful, hardy and active terrestrial isopod.

Key features:

• Vibrant orange and tangerine colouration
• Selectively bred colour morph
• Hardy and adaptable species
• Active terrestrial isopod
• Efficient detritivore
• Excellent bioactive cleanup crew
• Strong colony-building potential
• Suitable for naturalistic terrariums
• Easy to observe
• Attractive addition to specialist isopod collections

With their bold orange colouration, active behaviour and hardy nature, Orange Isopods (Porcellio scaber “Orange”) are a fantastic choice for bioactive enclosures, naturalistic terrariums and dedicated isopod collections.