---
product_id: 561389551
title: "FLUVAL Bio-Stratum, Bioactive Aquarium Stratum, for Planted Aquariums, 2kg"
brand: "fluval"
price: "€ 26.94"
currency: EUR
in_stock: true
category: "Fluval"
url: https://www.desertcart.hr/products/561389551-fluval-bio-stratum-bioactive-aquarium-stratum-for-planted-aquariums-2kg
store_origin: HR
region: Croatia
---

# 100% natural volcanic soil rapid ammonia reduction for water stability infused with dormant nitrifying bacteria FLUVAL Bio-Stratum, Bioactive Aquarium Stratum, for Planted Aquariums, 2kg

**Brand:** fluval
**Price:** € 26.94
**Availability:** ✅ In Stock

## Summary

> 🌿 Elevate your aquarium game with nature’s secret growth formula!

## Quick Answers

- **What is this?** FLUVAL Bio-Stratum, Bioactive Aquarium Stratum, for Planted Aquariums, 2kg by fluval
- **How much does it cost?** € 26.94 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.hr](https://www.desertcart.hr/products/561389551-fluval-bio-stratum-bioactive-aquarium-stratum-for-planted-aquariums-2kg)

## 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

- • **Bacteria-Boosted Growth:** Dormant nitrifying bacteria activate on contact with water to jumpstart your aquarium’s nitrogen cycle.
- • **Enhanced Biological Filtration:** Porous granules foster extensive bacterial colonization, improving water quality and clarity.
- • **Nature’s Powerhouse Substrate:** Harness mineral-rich volcanic soil from Japan’s Mount Aso for unmatched plant vitality.
- • **Fast-Track to Vibrant Aquascapes:** Rapidly reduces ammonia levels, stabilizing water conditions for thriving, colorful aquatic plants.
- • **Ultra-Light, Non-Compacting Granules:** 1 mm powder format lets even the most delicate roots penetrate deeply and spread effortlessly.

## Overview

Bio Stratum is a premium 2 kg substrate made from 100% natural volcanic soil sourced from Mount Aso, Japan. Infused with dormant nitrifying bacteria, it activates upon water contact to accelerate the nitrogen cycle and rapidly reduce ammonia, stabilizing water conditions. Its lightweight, 1 mm porous granules allow delicate roots to penetrate easily while promoting bacterial colonization for enhanced biological filtration. Ideal for smaller freshwater aquariums or as a top layer in larger tanks, Bio Stratum supports vigorous plant growth and vibrant coloration.

## 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

![FLUVAL Bio-Stratum, Bioactive Aquarium Stratum, for Planted Aquariums, 2kg - 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
- 4Pcs Aquascaping Tools, Jeimier Aquascape Kit, Long and Strong Aquarium Tweezers, Scissors, Algae Scraper, Aquarium Plant Tools, Fish Tank Plant Trimming Kit
- API FRESHWATER MASTER TEST KIT 800-Test Freshwater Aquarium Water Master Test Kit, White, Single, Multi-colored

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.hr/products/561389551-fluval-bio-stratum-bioactive-aquarium-stratum-for-planted-aquariums-2kg](https://www.desertcart.hr/products/561389551-fluval-bio-stratum-bioactive-aquarium-stratum-for-planted-aquariums-2kg)

---

*Product available on Desertcart Croatia*
*Store origin: HR*
*Last updated: 2026-06-25*