Eucalyptus Cups

Eucalyptus Cups — Natural Enrichment for Isopods, Millipedes & Bioactive Enclosures

Eucalyptus cups are the dried seed pods of the eucalyptus tree — and one of the most versatile natural bioactive terrarium supplies for terrariums and isopods. Their distinctive cup-like shape makes them as functional as they are beautiful, providing a wealth of benefits for your invertebrates and enclosure ecosystem.

Why Isopods & Millipedes Love Eucalyptus Cups

• Perfect hides — The deep, cup-shaped cavity of each pod provides isopods and millipedes with a snug, sheltered retreat — ideal for moulting, resting, and hiding away from light and disturbance.
• Natural food source — As eucalyptus cups slowly soften and break down, isopods and millipedes will graze on the organic matter and biofilm that develop on the surface.
• Tannin & compound release — Eucalyptus pods release natural tannins and organic compounds into the enclosure, contributing to a rich, naturalistic environment that supports invertebrate health.
• Humidity pockets — The concave shape of each cup holds moisture beautifully, creating localised humid spots that both isopods and millipedes actively seek out.
• Bioactive-friendly — Perfect for clean-up crews and healthy ecosystems, they decompose gradually and naturally without disrupting your enclosure’s balance.
• Stunning aesthetics — Eucalyptus cups have a bold, architectural look that adds real visual interest to any vivarium.

Benefits in Bioactive Terrariums

• Feeds the decomposition cycle — As eucalyptus cups break down, they nourish beneficial bacteria, fungi, and microfauna — the foundation of a thriving, self-sustaining bioactive enclosure.
• Supports springtail colonies — Springtails thrive on the fungi and organic matter that colonise decomposing eucalyptus cups, helping to keep mould and waste in check.
• Moisture gradient support — Strategically placed cups help maintain the moisture gradient within the enclosure, supporting the varied microclimates that different species need.

Great for Reptiles & Amphibians

Eucalyptus cups are a natural fit for reptile and amphibian vivariums, adding both function and beauty to bioactive builds:

• Lizards & geckos — Species such as crested geckos, day geckos, and mourning geckos love to shelter inside the deep cup cavity. Their bold shape also adds enriching texture and visual complexity to the enclosure.
• Dart frogs & tree frogs — The moisture-retaining cup shape is perfect for amphibian vivariums. Dart frogs in particular may use them as egg-laying sites, while the humid interior suits the needs of moisture-dependent species.
• Salamanders & newts — The deep, damp hollow provides the cool, sheltered retreats that terrestrial salamanders naturally seek. Their tannin release also contributes to a more naturalistic soil environment.
• Snakes — In bioactive setups for smaller snake species, eucalyptus cups add enrichment and natural structure, encouraging exploratory behaviour.

Great for Aquariums & Aquatic Setups

Eucalyptus cups are safe for use in freshwater aquariums and paludarium setups, where their tannins and natural properties offer real benefits:

• Shrimp tanks — Dwarf shrimp such as Neocaridina and Caridina love to graze on the biofilm and tannins released by eucalyptus cups. The cup shape also provides a sheltered moult and rest spot.
• Nano fish — The additional structure and cover eucalyptus cups provide help reduce stress in smaller fish species, creating a more natural and stimulating environment.
• Blackwater setups — The natural tannin release from eucalyptus pods contributes to a soft, acidic water chemistry that benefits many tropical species and creates a stunning, natural amber tint.
• Paludariums — Placed in the terrestrial or riparian zone, eucalyptus cups add naturalistic hardscape interest while retaining moisture for inhabitants crossing between land and water areas.

Great for Small Pets

Their robust shape and safe organic material make eucalyptus cups a wonderful enrichment item for small exotic pets:

• Tarantulas & scorpions — The deep cup cavity provides a secure shelter and moult retreat, particularly valuable during vulnerable periods when these invertebrates need undisturbed cover.
• Mantids & stick insects — Their sturdy shape offers perching and sheltering surfaces in naturalistic setups, adding structural interest and enrichment.
• Small mammals — In bioactive-style enclosures for species such as African pygmy dormice, eucalyptus cups add foraging interest and naturalistic texture to the habitat.

Great for Birds

Eucalyptus cups make excellent natural enrichment for birds housed in planted or bioactive aviaries:

• Foraging enrichment — Small finches, canaries, and waxbills enjoy investigating natural objects with interesting shapes and textures. Eucalyptus cups’ bold, architectural form is particularly engaging.
• Nesting interest — The cup shape may attract curious birds to investigate as a potential nesting or resting site, adding behavioural enrichment to their environment.
• Planted aviaries — Nestled among plants and substrate, eucalyptus cups contribute to a stimulating, naturalistic setting that supports birds’ natural behaviours and instincts.

A high-quality organic material for bioactive setups UK-wide, suitable for reptiles, amphibians, aquariums, small pets, birds, and microfauna habitats, as well as all isopod and millipede species including Porcellio scaber, Armadillidium vulgare, Cubaris sp., Narceus sp., and many more.

Disclaimer: While every effort is taken to ensure our products are safe for use, we strongly recommend cleaning and sterilising them yourself before introducing them to your enclosure.