---
product_id: 539631635
title: "Galaxy Sand Bio-Substrate 5lb for Aquariums, Sand seeded with Start up bio-Active nitrifying Bacteria"
brand: "aqua natural"
price: "€ 121.91"
currency: EUR
in_stock: true
category: "Aqua Natural"
url: https://www.desertcart.gr/products/539631635-galaxy-sand-bio-substrate-5lb-for-aquariums-sand-seeded-start
store_origin: GR
region: Greece
---

# Instant aquarium cycling Optimized for aquatic plants Bio-active nitrifying bacteria Galaxy Sand Bio-Substrate 5lb for Aquariums, Sand seeded with Start up bio-Active nitrifying Bacteria

**Brand:** aqua natural
**Price:** € 121.91
**Availability:** ✅ In Stock

## Summary

> 🖤 Transform your tank with nature’s own bio-boosted black sand!

## Quick Answers

- **What is this?** Galaxy Sand Bio-Substrate 5lb for Aquariums, Sand seeded with Start up bio-Active nitrifying Bacteria by aqua natural
- **How much does it cost?** € 121.91 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.gr](https://www.desertcart.gr/products/539631635-galaxy-sand-bio-substrate-5lb-for-aquariums-sand-seeded-start)

## Best For

- aqua natural enthusiasts

## Why This Product

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

## Key Features

- • **Effortless Maintenance:** Fine sand texture that’s easy to clean and blend seamlessly with existing substrates without clouding your water long-term.
- • **Plant-Perfect Substrate:** Designed to support lush aquatic plant growth by providing a nutrient-rich, bio-active foundation.
- • **Patented Bacterial Blend:** Contains a unique mix of Nitrosomas and Nitrobacter bacteria that efficiently convert harmful ammonia into safe nitrates.
- • **Instant Aquarium Cycle Boost:** Kickstart your tank’s nitrogen cycle with live nitrifying bacteria for a healthier aquatic environment from day one.
- • **Natural & Sustainable Elegance:** Triple-washed, kiln-dried, and sustainably sourced black sand that elevates your aquarium’s aesthetic with a sleek, sparkly finish.

## Overview

Aqua Natural Galaxy Sand Bio-Substrate is a premium, sustainably sourced black sand infused with live nitrifying bacteria that instantly cycles your aquarium. Its fine texture and patented bacterial blend promote healthy aquatic plants and maintain water quality by converting toxic ammonia into nitrates, making it the go-to substrate for professional aquarists seeking both beauty and biological performance.

## Description

All Aqua Natural gravel or substrates are 100% natural, sustainably sourced, triple washed and kiln dried. Our meticulously graded gravels and sands are the perfect natural substrates for any aquarium including planted tanks. Our high quality products create natural beauty combined with large surface areas for beneficial bacteria colonies and easy cleaning. Contains bio activated live nitrifying bacteria to either use as a primary substrate or mix with substrate for a healthy aquarium. Contains a patented blend of live nitrosomas and nitrobacter bacteria which break down and convert harmful ammonia, into nitrates.

## Features

- Seeded with bio-active live nitrifying bacteria
- Cycles aquarium instantly
- Contains bio activated live nitrifying bacteria
- Great for aquatic plants

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B094QFZMML |
| Best Sellers Rank | #36,866 in Pet Supplies ( See Top 100 in Pet Supplies ) #2,311 in Aquarium Accessories |
| Color | Black |
| Customer Reviews | 4.6 4.6 out of 5 stars (1,534) |
| Date First Available | 7 May 2023 |
| Item Form | Stick |
| Item Weight | 2.26 Kilograms |
| Item model number | BIOFRESH005 |
| Number of Items | 1 |
| Pet Life Stage | All Life Stages |
| Product Dimensions | 15.24 x 10.16 x 15.24 cm; 2.26 kg |
| Quantity | 1 |
| Size | (Pack of 1) |
| Specific Uses | Active |
| batteries required | No |

## Images

![Galaxy Sand Bio-Substrate 5lb for Aquariums, Sand seeded with Start up bio-Active nitrifying Bacteria - Image 1](https://m.media-amazon.com/images/I/71ooYoqDL6S.jpg)

## Available Options

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

## Frequently Bought Together

- Aqua Natural Galaxy Sand Bio-Substrate 5lb for Aquariums, Sand seeded with Start up bio-Active nitrifying Bacteria
- Aqueon Plant and Shrimp Aquarium Substrate 5 Pounds,Brown
- Aqua Natural Sugar White Sand 10lb Substrate for aquascaping, Aquariums, vivariums and terrariums

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**Shop now:** [https://www.desertcart.gr/products/539631635-galaxy-sand-bio-substrate-5lb-for-aquariums-sand-seeded-start](https://www.desertcart.gr/products/539631635-galaxy-sand-bio-substrate-5lb-for-aquariums-sand-seeded-start)

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*Product available on Desertcart Greece*
*Store origin: GR*
*Last updated: 2026-11-13*