Dupla Hobby Terrano Expanding Humus
Dupla Hobby Reptile Terrano Expanding Humus – Natural Substrate for Spiders, Amphibians & Plants
Dupla Hobby Reptile Terrano Expanding Humus is a compact, pressed humus block that transforms into soft, loose soil when water is added—ideal for use in terrariums, vivariums, or as a plant substrate. Derived from natural materials, it provides a moisture-retentive and burrow-friendly environment for a variety of species including Brachypelma sp., Avicularia sp., and Ambystoma sp.
Whether used as a comfortable base for spiders and amphibians, or as nutrient-rich humus for tropical plants, this versatile substrate helps maintain stable humidity and encourages natural digging, hiding, and nesting behaviours.
Key Benefits:
- Expands into rich, loose humus with just water
- Excellent for spider, amphibian, and tropical plant habitats
- Retains moisture and supports humidity regulation
- Ideal for burrowing and naturalistic terrarium setups
- Suitable for species like Brachypelma, Avicularia, and Ambystoma
- Easy to store, prepare, and use
A clean, chemical-free, and eco-friendly solution for creating natural, humidity-balanced enclosures.

Dupla Hobby Terrano Expanding Humus

