---
product_id: 395067290
title: "Exo Terra Sub Stratum, Bioactive Volcanic Substrate for Reptile Terrariums, Eliminates Odor, Offers Correct Moisture Levels 4.4 lb"
brand: "exo terra"
price: "9605 kr"
currency: ISK
in_stock: true
reviews_count: 13
category: "Exo Terra"
url: https://www.desertcart.is/products/395067290-exo-terra-sub-stratum-bioactive-volcanic-substrate-for-reptile-terrariums
store_origin: IS
region: Iceland
---

# Natural volcanic origin Superior moisture control Optimized for reptiles & plants Exo Terra Sub Stratum, Bioactive Volcanic Substrate for Reptile Terrariums, Eliminates Odor, Offers Correct Moisture Levels 4.4 lb

**Brand:** exo terra
**Price:** 9605 kr
**Availability:** ✅ In Stock

## Summary

> 🌿 Elevate your terrarium game with volcanic vitality — because your reptiles deserve the best habitat!

## Quick Answers

- **What is this?** Exo Terra Sub Stratum, Bioactive Volcanic Substrate for Reptile Terrariums, Eliminates Odor, Offers Correct Moisture Levels 4.4 lb by exo terra
- **How much does it cost?** 9605 kr with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.is](https://www.desertcart.is/products/395067290-exo-terra-sub-stratum-bioactive-volcanic-substrate-for-reptile-terrariums)

## Best For

- exo terra enthusiasts

## Why This Product

- Trusted exo terra brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Odor-Free Oasis:** Eliminate ammonia and unpleasant smells naturally, creating a fresh, healthy habitat your reptiles deserve.
- • **Designed for Lush Growth:** Specifically engineered for planted terrariums, providing the perfect foundation for flourishing greenery and diverse species.
- • **Perfect Moisture Balance:** Advanced porous structure ensures ideal drainage and moisture retention—no more soggy or dry spots.
- • **Volcanic Powerhouse Soil:** Harness the nutrient-rich volcanic substrate sourced from Japan’s Aso Volcano for vibrant, thriving terrariums.
- • **Bioactive Ecosystem Builder:** Supports beneficial nitrifying organisms that break down waste, keeping your terrarium clean and self-sustaining.

## Overview

Exo Terra Sub Stratum is a 4.4 lb bioactive volcanic substrate crafted from mineral-rich tephra of Japan’s Aso Volcano. Its porous, lightweight composition promotes excellent drainage, moisture retention, and supports beneficial microorganisms that naturally eliminate odors and ammonia. Ideal for planted reptile terrariums, it fosters a clean, healthy, and vibrant ecosystem for reptiles and plants alike.

## Description

The Exo Terra Sub Stratum originates from the mineral-rich foothills of Japan's Aso Volcano. This natural volcanic soil, comprised of andesitic and rhyolitic tephra, boasts abundant nutrients, perfect for nurturing vibrant plant life within bioactive planted terrariums. Its porous composition facilitates excellent drainage and aeration, fostering robust root development. The Sub Stratum's crumbly, lightweight structure fosters a thriving community of beneficial nitrifying organisms, establishing a self-sustaining terrarium ecosystem. Its active biological processes efficiently decompose organic waste, ensuring the terrarium remains clean and conducive to health.

Review: very good - The Exo Terra Sub Stratum is an excellent choice for reptile enthusiasts looking to create a natural and enriched habitat for their terrarium inhabitants. With its bioactive composition, moisture-retention properties, and support for plant growth, this substrate enhances the well-being of reptiles while adding visual appeal to the terrarium. Although it may be slightly more expensive, the benefits it provides make it a worthwhile investment for serious reptile keepers. Rating: 4.7/5 Overall, I highly recommend the Exo Terra Sub Stratum for anyone seeking to create a thriving and visually stunning terrarium environment for their reptiles.
Review: Great for enclosures and such! - Good product works perfect for enclosures with live plants and would defenitely recommend getting more than one bag for bigger enclosures!

## Features

- Natural Bioactive Soil: Bioactive Volcanic Substrate offers a natural solution for terrariums, promoting a bioactive environment that supports plant and animal life
- Promotes Cleanliness and Health: With its unique properties, this substrate helps maintain cleanliness and health within the terrarium, fostering a thriving ecosystem for your plants and pets
- Ammonia and Odor Elimination: Bioactive Volcanic Substrate effectively eliminates ammonia and unpleasant odors, creating a more comfortable environment for terrarium inhabitants
- Superb Drainage Capabilities: Featuring excellent drainage capabilities, this substrate prevents waterlogging and ensures proper moisture levels, essential for the well-being of plants and animals
- Ideal for Planted Terrariums: Specifically designed for bioactive planted terrariums, Bioactive Volcanic Substrate provides the perfect foundation for lush vegetation and a diverse range of terrarium species

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B091L3FS7X |
| ASIN  | B091L3FS7X |
| Age Range Description | All Life Stages |
| Best Sellers Rank | #58,288 in Pet Supplies ( See Top 100 in Pet Supplies ) #137 in Terrarium Substrate |
| Brand Name | Exo Terra |
| Color | Brown |
| Customer Reviews | 4.7 4.7 out of 5 stars (199) |
| Date First Available | October 8, 2021 |
| Date First Available  | October 8, 2021 |
| Directions | Follow individual packaging instructions. |
| Included Components | All items listed in description. |
| Item Dimensions LxWxH | 6.3 x 2.36 x 10.24 inches |
| Item Package Dimensions L x W x H | 10.94 x 6.65 x 2.28 inches |
| Item Weight | 4.38 pounds |
| Item model number | PT3183 |
| Item model number  | PT3183 |
| Manufacturer | Rolf C. Hagen (USA) Corp. |
| Manufacturer  | Rolf C. Hagen (USA) Corp. |
| Model Name | ET Bioctive Volcanic Substrate 4.4lb |
| Number of Items | 1 |
| Product Dimensions  | 6.3 x 2.36 x 10.24 inches; 4.39 Pounds |
| Size | 4 LBS |
| Specific Uses for Product | Indoor |
| Target Audience Keyword | Amphibians, Reptiles |

## Images

![Exo Terra Sub Stratum, Bioactive Volcanic Substrate for Reptile Terrariums, Eliminates Odor, Offers Correct Moisture Levels 4.4 lb - Image 1](https://m.media-amazon.com/images/I/818vgKJKD2L.jpg)
![Exo Terra Sub Stratum, Bioactive Volcanic Substrate for Reptile Terrariums, Eliminates Odor, Offers Correct Moisture Levels 4.4 lb - Image 2](https://m.media-amazon.com/images/I/81Nc3QJfZvL.jpg)
![Exo Terra Sub Stratum, Bioactive Volcanic Substrate for Reptile Terrariums, Eliminates Odor, Offers Correct Moisture Levels 4.4 lb - Image 3](https://m.media-amazon.com/images/I/91wM8wrFd4L.jpg)
![Exo Terra Sub Stratum, Bioactive Volcanic Substrate for Reptile Terrariums, Eliminates Odor, Offers Correct Moisture Levels 4.4 lb - Image 4](https://m.media-amazon.com/images/I/81G86c5u3rL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ very good
*by K***L on April 30, 2024*

The Exo Terra Sub Stratum is an excellent choice for reptile enthusiasts looking to create a natural and enriched habitat for their terrarium inhabitants. With its bioactive composition, moisture-retention properties, and support for plant growth, this substrate enhances the well-being of reptiles while adding visual appeal to the terrarium. Although it may be slightly more expensive, the benefits it provides make it a worthwhile investment for serious reptile keepers. Rating: 4.7/5 Overall, I highly recommend the Exo Terra Sub Stratum for anyone seeking to create a thriving and visually stunning terrarium environment for their reptiles.

### ⭐⭐⭐⭐⭐ Great for enclosures and such!
*by S***F on April 27, 2025*

Good product works perfect for enclosures with live plants and would defenitely recommend getting more than one bag for bigger enclosures!

### ⭐⭐⭐⭐⭐ great rooting medium
*by W***G on March 8, 2025*

This stuff has been great for rooting some of my more resistant cuttings. I have a woody umbrella plant that is always giving me trouble but this media has worked well so far to root cuttings. Everything else I drop in her roots perfectly, every time so far

## Frequently Bought Together

- Exo Terra Sub Stratum, Bioactive Volcanic Substrate for Reptile Terrariums, Eliminates Odor, Offers Correct Moisture Levels 4.4 lb
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*Product available on Desertcart Iceland*
*Store origin: IS*
*Last updated: 2026-02-21*