---
product_id: 561389551
title: "12696 Natural Mineral-Rich Volcanic Soil Bio Stratum for Planted Tanks, 4.4 lbs. - Aquarium Substrate for Healthy Plant Development, Growth, and Color"
brand: "fluval"
price: "VT21130"
currency: VUV
in_stock: true
category: "Fluval"
url: https://www.desertcart.vu/products/561389551-12696-natural-mineral-rich-volcanic-soil-bio-stratum-for-planted
store_origin: VU
region: Vanuatu
---

# 100% natural volcanic soil 1mm porous granules for delicate root growth Infused with dormant nitrifying bacteria 12696 Natural Mineral-Rich Volcanic Soil Bio Stratum for Planted Tanks, 4.4 lbs. - Aquarium Substrate for Healthy Plant Development, Growth, and Color

**Brand:** fluval
**Price:** VT21130
**Availability:** ✅ In Stock

## Summary

> 🌿 Elevate your aquarium’s ecosystem with nature’s volcanic power!

## Quick Answers

- **What is this?** 12696 Natural Mineral-Rich Volcanic Soil Bio Stratum for Planted Tanks, 4.4 lbs. - Aquarium Substrate for Healthy Plant Development, Growth, and Color by fluval
- **How much does it cost?** VT21130 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.vu](https://www.desertcart.vu/products/561389551-12696-natural-mineral-rich-volcanic-soil-bio-stratum-for-planted)

## Best For

- fluval enthusiasts

## Why This Product

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

## Key Features

- • **Vibrant Plant Growth:** Mineral-rich volcanic substrate promotes explosive, healthy plant development and vivid coloration.
- • **Superior Water Quality:** Porous granules enhance bacterial colonization, providing natural biological filtration and ammonia reduction.
- • **Instant Biological Boost:** Activates beneficial bacteria on contact with water to jumpstart your aquarium’s nitrogen cycle.
- • **Optimal Root Penetration:** Lightweight, non-compacting 1mm granules allow even the finest roots to spread effortlessly.
- • **Effortless Setup & Maintenance:** Ideal for small freshwater tanks or as a top layer in larger aquariums—just dump and watch nature thrive.

## Overview

FLUVAL Bio Stratum is a premium, 100% natural volcanic soil substrate from Japan, infused with dormant nitrifying bacteria that activate upon water contact to rapidly stabilize new aquariums. Its lightweight, porous 1mm granules support delicate root growth and promote vigorous plant health while enhancing biological filtration for crystal-clear water. Perfect for freshwater planted tanks, it delivers a thriving aquatic environment with minimal effort.

## Description

Product Description Made from 100percent natural, mineral-rich volcanic soil from Mount Aso in Japan and infused with beneficial nitrifying bacteria, Bio-Stratum is specifically formulated to provide immediate biological activity and maintain ideal conditions for a thriving planted aquarium. Characterized by its non-compacting 1 mm powder granules, Bio-Stratum allows plants with even the finest and most delicate roots to easily spread throughout the porous substrate while absorbing a powerful mix of nutrients, minerals and trace elements that promote explosive growth and overall health. Directions Ideal for use in smaller freshwater aquariums or as a top layer in larger tanks

## Features

- Promotes healthy plant development, vigorous growth and vibrant color
- Infused with dormant beneficial nitrifying bacteria that, once in contact with water, are activated to break down waste and kickstart the nitrogen cycle
- Rapidly reduces ammonia levels to help stabilize water conditions in new aquariums
- Lightweight 1 mm powder format granules are non-compacting and allow even the finest and most delicate roots to easily penetrate and spread throughout substrate
- Porous granules promote extensive bacterial colonization and act as an additional source of biological filtration for improved water quality

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B09XVP3HGK |
| Allergen Information | Allergen-Free |
| Best Sellers Rank | 3,993 in Pet Supplies ( See Top 100 in Pet Supplies ) 44 in Aquarium Water Treatments |
| Brand Name | Fluval |
| Country Of Origin | Japan |
| Customer Reviews | 4.6 4.6 out of 5 stars (1,502) |
| Included Components | Stratum |
| Item Form | Powder |
| Item Type Name | Stratum |
| Item Weight | 4.4 Pounds |
| Manufacturer | Rolf C Hagen UK Ltd |
| Manufacturer Part Number | 12696 |
| Model Number | 12696 |
| Target Species | Aquatic Plants |
| UPC | 015561126960 |
| Unit Count | 1 count |

## Product Details

- **Brand:** Fluval
- **Item form:** Powder
- **Item weight:** 4.4 Pounds
- **Manufacturer:** Rolf C Hagen UK Ltd
- **Unit count:** 1 count

## Images

![12696 Natural Mineral-Rich Volcanic Soil Bio Stratum for Planted Tanks, 4.4 lbs. - Aquarium Substrate for Healthy Plant Development, Growth, and Color - Image 1](https://m.media-amazon.com/images/I/718p5Ra+COL.jpg)

## Available Options

This product comes in different **Size** options.

## Frequently Bought Together

- Fluval 12696 Natural Mineral-Rich Volcanic Soil Bio Stratum for Planted Tanks, 4.4 lbs. - Aquarium Substrate for Healthy Plant Development, Growth, and Color
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**Shop now:** [https://www.desertcart.vu/products/561389551-12696-natural-mineral-rich-volcanic-soil-bio-stratum-for-planted](https://www.desertcart.vu/products/561389551-12696-natural-mineral-rich-volcanic-soil-bio-stratum-for-planted)

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*Product available on Desertcart Vanuatu*
*Store origin: VU*
*Last updated: 2026-05-14*