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Redrock 4 inch Rockwool Cubes – 4" x 4" Stone Wool Starter Blocks with 42/40 Hole | 6-Pack | for Hydroponics & Indoor Growing | Includes Twin Canaries Chart

Redrock 4 inch Rockwool Cubes – 4" x 4" Stone Wool Starter Blocks with 42/40 Hole | 6-Pack | for Hydroponics & Indoor Growing | Includes Twin Canaries Chart

Name: Redrock 4 inch Rockwool Cubes – 4" x 4" Stone Wool Starter Blocks with 42/40 Hole | 6-Pack | for Hydroponics & Indoor Growing | Includes Twin Canaries
Brand: Twin Canaries Liquid Volume Conversion Chart
Price: 38.52 EUR
Availability: InStock

Product ID: 317174410

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Details

Material
Stone Wool
Special Feature
organic
Planter Form
Plant Pot
Shape
Rectangular
Indoor/Outdoor Usage
Indoor

💧optimal moisture retention

🧱4" x 4" precision cube

🕳️42/40 mm pre-formed hole

Frequently Bought Together

Redrock Rockwool Cube – 4" x 4" PRO Stone Wool Starter Block with 42/40 Hole | Rockwool for Hydroponics and Indoor Growing | 6 Pack + Twin Canaries Chart

Redrock Rockwool Cube – 6" x 6" PRO Stone Wool Planting Block with 42/40 Hole | Commercial Rockwool for Hydroponics | 4 Pack + Twin Canaries Chart

VidaWool 1.5" Seed Starter Plugs-Hydroponic Pods- Stone Wool-Rock Wool Cubes for Hydroponics-Plant Starter Grow Pods-Hydroponics Growing System-Garden Supplies for Plant Propagation-50 Count Bag

Description

🌱 Elevate your indoor garden game with Redrock precision cubes!

STERILE SOIL FREE - Inert U.S.-sourced rock wool creates a contamination-free environment for vigorous root development.
EFFORTLESS TRANSPLANTING - Pre-formed 42/40 mm holes ensure seamless plug and cutting insertion every time.
BALANCED MOISTURE CONTROL - Retains water evenly while promoting ideal air exchange to prevent root stress.
PRECISION GROWTH PLATFORM - 4" x 4" stone wool cubes engineered for flawless early-stage propagation.
UNIVERSAL HYDROPONIC COMPATIBILITY - Perfectly suited for ebb & flow, drip irrigation, and all major hydroponic systems.

Redrock 4 inch Rockwool Cubes are premium stone wool starter blocks designed for hydroponic and indoor growing. Featuring a 42/40 mm pre-formed hole, these sterile, moisture-retentive cubes provide an optimal environment for early-stage propagation of leafy greens, herbs, and fruiting crops. Compatible with all major hydroponic systems, they ensure consistent root health and easy transplanting, making them a must-have for professional and hobbyist growers alike.

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Our prices include the product cost, international shipping, import duties, customs clearance, and local delivery charges. We handle all customs and import procedures, ensuring there are no hidden fees upon delivery. PRO members receive additional benefits including free shipping.

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€ 38.52

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30 daysfor PRO membership users

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TrustScore 4.5 | 7,300+ reviews