---
product_id: 540413747
title: "Fine Pumice, 3-8mm, 100% Natural PH Neutral, Ideal for Germination, Ventilation Improving Plant Growth (1.5L)"
brand: "r&r shop"
price: "€ 54.76"
currency: EUR
in_stock: true
url: https://www.desertcart.hr/products/540413747-fine-pumice-3-8mm-100-natural-ph-neutral-ideal-germination
store_origin: HR
region: Croatia
---

# 100% Natural Water Retention: 250-300 ml/L Density: 600 Kg/m3 Fine Pumice, 3-8mm, 100% Natural PH Neutral, Ideal for Germination, Ventilation Improving Plant Growth (1.5L)

**Brand:** r&r shop
**Price:** € 54.76
**Availability:** ✅ In Stock

## Summary

> 🌿 Grow with Confidence: Your Plants Deserve the Best!

## Quick Answers

- **What is this?** Fine Pumice, 3-8mm, 100% Natural PH Neutral, Ideal for Germination, Ventilation Improving Plant Growth (1.5L) by r&r shop
- **How much does it cost?** € 54.76 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/540413747-fine-pumice-3-8mm-100-natural-ph-neutral-ideal-germination)

## Best For

- r&r shop enthusiasts

## Why This Product

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

## Key Features

- • **pH Perfect:** Maintain optimal pH levels for thriving roots.
- • **Hydration Hero:** Maximize water retention and minimize watering frequency.
- • **Hydroponic Friendly:** Ideal for hydroponic systems, ensuring 100% natural growth.
- • **Space-Saving Solution:** Compact design for easy storage and use.
- • **Elevate Your Plant Game:** Transform your gardening experience with our premium pumice!

## Overview

R&R SHOP's Fine Pumice is a 100% natural, pH neutral substrate designed to enhance plant growth by improving water retention and aeration. With a density of 600 Kg/m3 and a granule size of 3-8mm, it is perfect for germination and hydroponic systems, ensuring your plants receive the nutrients they need without altering their pH.

## Description

Fine Pumice, 3-8mm, 100% Natural PH Neutral, Ideal for Germination, Ventilation Improving Plant Growth (1.5L)

## Features

- Dry matter: 80-90%
- Density: 600 Kg/m3
- Water retention: 250-300 ml/L
- pH: 7.0-8.0
- Min/Max Granule size: 5-10mm
- PLANTS: With its properties, our Pumice allows a high Absorbent Power, reducing the frequency of Watering and storing the Nutrient elements given by Fertilizers and Fertilizers without modifying their PH and Oxygenating the Roots. Particularly useful in the early stages of growth and cutting. Suitable for hydroponic systems for a 100% Natural Substrate
- USE: For an ideal mix, add 10-30% of pumice based on the need for soil aeration
- SMALL SIZE: Thanks to its small size it is comfortable and practical to use, taking up very little space. Convenient Envelope with Resealable Pressure Closure

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Product Dimensions | 20 x 15 x 4 cm; 900 g |
| Part number | RR |
| Item volume | 1.5 Litres |
| Manufacturer | R&R SHOP |
| Item model number | RR |
| ASIN | B0C5Y2PH4Z |

## Product Details

- **Brand:** R&R SHOP
- **Style:** Modern
- **Item volume:** 1.5 Litres
- **Global Trade Identification Number:** 08050054070520

## Images

![Fine Pumice, 3-8mm, 100% Natural PH Neutral, Ideal for Germination, Ventilation Improving Plant Growth (1.5L) - Image 1](https://m.media-amazon.com/images/I/81bbgA9IyqL.jpg)

## Available Options

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

## Frequently Bought Together

- R&R SHOP – Fine Pumice, 3-8mm, 100% Natural PH Neutral, Ideal for Germination, Ventilation Improving Plant Growth (1.5L)
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- R&R SHOP – Hard Quality Japanese Akadama for the Cultivation of Bonsai, with Granule size from 2-5mm (1L)

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**Shop now:** [https://www.desertcart.hr/products/540413747-fine-pumice-3-8mm-100-natural-ph-neutral-ideal-germination](https://www.desertcart.hr/products/540413747-fine-pumice-3-8mm-100-natural-ph-neutral-ideal-germination)

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*Product available on Desertcart Croatia*
*Store origin: HR*
*Last updated: 2026-02-08*