---
product_id: 112838098
title: "Grodan 1.5\" Rockwool Mini Blocks – 45 Pack Rockwool Cubes for Hydroponics, Seed Starter & Cloning + 5 THCity Stakes"
brand: "twin canaries liquid volume conversion chart"
price: "€ 71.22"
currency: EUR
in_stock: true
category: "Twin Canaries Liquid Volume Conversion Chart"
url: https://www.desertcart.be/products/112838098-grodan-1-5-rockwool-mini-blocks-45-pack-rockwool-cubes
store_origin: BE
region: Belgium
---

# 45 pre-cut uniform blocks optimal air-water balance 1.5" perfect seed size Grodan 1.5" Rockwool Mini Blocks – 45 Pack Rockwool Cubes for Hydroponics, Seed Starter & Cloning + 5 THCity Stakes

**Brand:** twin canaries liquid volume conversion chart
**Price:** € 71.22
**Availability:** ✅ In Stock

## Summary

> 🌿 Elevate your green game with Grodan Mini Blocks—where precision meets effortless growth!

## Quick Answers

- **What is this?** Grodan 1.5" Rockwool Mini Blocks – 45 Pack Rockwool Cubes for Hydroponics, Seed Starter & Cloning + 5 THCity Stakes by twin canaries liquid volume conversion chart
- **How much does it cost?** € 71.22 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.be](https://www.desertcart.be/products/112838098-grodan-1-5-rockwool-mini-blocks-45-pack-rockwool-cubes)

## Best For

- twin canaries liquid volume conversion chart enthusiasts

## Why This Product

- Trusted twin canaries liquid volume conversion chart brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Root-Boosting Aeration:** Advanced rockwool fibers maintain ideal moisture and oxygen for explosive root growth.
- • **Mess-Free, Ready-to-Use:** Pre-cut, uniform blocks simplify planting—just soak, plant, and watch your garden thrive.
- • **Effortless Transplanting:** Move seedlings to larger Grodan cubes or slabs without root disturbance for uninterrupted growth.
- • **Precision Propagation Power:** 1.5" mini blocks engineered for flawless seed, clone, and cutting starts.
- • **Hydroponic & Soil Versatility:** Seamlessly supports hydroponics, aquaponics, and traditional soil gardening.

## Overview

Grodan 1.5" Rockwool Mini Blocks (45 pack) are premium propagation cubes designed for hydroponics, aquaponics, and soil gardening. Engineered for superior root aeration and drainage, these pre-cut blocks provide a clean, mess-free start for seeds, clones, and cuttings. Included THCity stakes enhance plant stability, while seamless transplanting ensures healthy root development. Trusted by hobbyists and pros alike, these organic, uniform cubes deliver consistent, rapid growth in any indoor or outdoor setup.

## Description

desertcart.com : Twin Canaries Liquid Volume Conversion Chart Grodan 1.5" Rockwool Mini Blocks – 45 Pack Rockwool Cubes for Hydroponics, Seed Starter & Cloning + 5 THCity Stakes : Patio, Lawn & Garden

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07M6J77WK |
| ASIN  | B07M6J77WK |
| Best Sellers Rank | #16,875 in Patio, Lawn & Garden ( See Top 100 in Patio, Lawn & Garden ) #18 in Hydroponic Growing Media #48 in Plant Germination Trays |
| Brand Name | Twin Canaries Liquid Volume Conversion Chart |
| Color | Green |
| Customer Reviews | 4.6 4.6 out of 5 stars (1,127) |
| Date First Available  | January 1, 2019 |
| Finish Types | Unfinished |
| Included Components | Twin Canaries Chart |
| Indoor Outdoor Usage | Indoor, Outdoor |
| Item Dimensions | 1.5 x 1.5 x 1.5 inches |
| Item Dimensions D x W x H | 1.5"D x 1.5"W x 1.5"H |
| Item Weight | 0.22 kg |
| Manufacturer | Twin Canaries Liquid Volume Conversion Chart |
| Manufacturer  | Twin Canaries Liquid Volume Conversion Chart |
| Manufacturer Part Number | BOLYDOOM |
| Material Type | Rockwool |
| Number of Levels | 1 |
| Number of Pieces | 45 |
| Other Special Features of the Product | organic |
| Planter Form | Plant Pot |
| Product Dimensions  | 1.5 x 1.5 x 1.5 inches; 7.83 ounces |
| Product Style | Minimal |
| Set Name | Pack of 45 |
| Shape | Rectangular |
| Size | 45 Blocks |
| Unit Count | 45 Count |

## Product Details

- **Color:** Green
- **Material:** Rockwool
- **Planter Form:** Plant Pot
- **Special Feature:** organic
- **Style:** Minimal

## Images

![Grodan 1.5" Rockwool Mini Blocks – 45 Pack Rockwool Cubes for Hydroponics, Seed Starter & Cloning + 5 THCity Stakes - Image 1](https://m.media-amazon.com/images/I/816-dyhpZHL.jpg)

## Available Options

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

## Questions & Answers

**Q: should cubes be presoaked in just water or starter solution**
A: i just soaked mine in water, but a combination of both probably won't hurt.

**Q: should I cut the wrapper before planting in soil?**
A: Yes cut the wrapper off the roots will protrude out the bottom and sides

**Q: What is the dimensions of each cube**
A: 1.5" x 1.5"

**Q: how long should presoak these cubes**
A: I only soaked mine for 5-10 mins if that. Hope this answer helps.

## Frequently Bought Together

- Grodan Rockwool Starter Mini-Blocks | 1.5" Blocks - Pack of 45 | + Twin Canaries Chart
- HydroDynamics Clonex Rooting Compound, 100 ml
- Grodan Rockwool Delta GRO Blocks | 4" Cube - Pack of 6 | + Twin Canaries Chart

---

## 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.be/products/112838098-grodan-1-5-rockwool-mini-blocks-45-pack-rockwool-cubes](https://www.desertcart.be/products/112838098-grodan-1-5-rockwool-mini-blocks-45-pack-rockwool-cubes)

---

*Product available on Desertcart Belgium*
*Store origin: BE*
*Last updated: 2026-08-09*