Gro-Tuff Hydro Clay Pebbles For Hydroponics – 100% LECA | 50L Bag | 10-20mm Size

Gro-Tuff Hydro Clay Pebbles offer the ultimate growing medium for hydroponics, aquaponics, and other soilless cultivation methods. Made from 100% natural Lightweight Expanded Clay Aggregate (LECA), these round, porous clay pellets measure 10-20mm in size and are designed to promote optimal aeration, reliable drainage, and strong root development. Lightweight and environmentally friendly, these pebbles are versatile for use on their own or blended with other substrates.

 

Specifications

  • Product Type: Hydro clay pellets (LECA)
  • Size: 10-20mm
  • Pack Size: 50L bag
  • Bulk Density: 260-650kg/m³
  • Cumulative Porosity: >36%
  • Specific Surface Area: 2-5 x 10⁴ cm²/g
  • Hydrochloric Acid Soluble Rate: <3.3%
  • Friction Loss Rate: <2.2%
  • Loss on Ignition: <0.15%
  • pH Level: Neutral
  • Nutrient Content: Zero nutrient value
  • Material: 100% Lightweight Expanded Clay Aggregate (LECA)

 

Features and Benefits

  • Effective Against Fungal Gnats: Acts as a natural barrier to reduce fungus gnat infestation.
  • Increases Aeration: Enhances airflow to roots, improving oxygen uptake for healthier plants.
  • Reliable Drainage: Prevents waterlogging while maintaining moisture for consistent hydration.
  • pH Neutral and Inert: Does not affect the pH of the growing medium, providing a stable environment for nutrient absorption.
  • Lightweight and Easy to Handle: Simple to use for a variety of growing applications, indoors or outdoors.
  • Environmentally Friendly: Made from natural clay with sustainable processing methods.
  • Versatile Usage: Can be used on its own or mixed with soil and other substrates for added aeration and moisture retention.

 

Applications

  • Hydroponics Systems: Suitable for Deep Water Culture (DWC), Nutrient Film Technique (NFT), flood and drain, and drip feed systems.
  • Aquaponics: Works well in systems where plant roots are exposed to water enriched by fish waste.
  • Soil Amendment: Improves drainage and aeration when blended with potting soil or compost.
  • Top Dressing for Indoor Plants: Reduces evaporation and helps protect against pests like fungus gnats.

 

How To Use

Rinse the Hydro Clay Pebbles thoroughly to remove any excess dirt or debris before use.

Fill your plant container, grow bed, or hydroponic basket with the cleaned pebbles.

Prepare the reservoir with a nutrient-enriched solution according to your plants’ requirements.

Place plants into the pebbles, ensuring roots have good contact with the medium.

Maintain regular watering or nutrient cycling based on your hydroponic or aquaponic system’s setup.

 

FAQs

What are Gro-Tuff Hydro Clay Pebbles made from?
Gro-Tuff Hydro Clay Pebbles are made from 100% natural Lightweight Expanded Clay Aggregate (LECA), formed into durable, round pellets.

Do these clay pebbles affect pH levels?
No, Gro-Tuff Hydro Clay Pebbles are pH-neutral and inert, meaning they do not alter the pH of your nutrient solution or growing medium.

Can these pebbles be reused?
Yes, they can be reused after thorough cleaning and sterilisation between growing cycles, making them an economical and sustainable choice.

Are these suitable for aquaponic systems?
Yes, Gro-Tuff Hydro Clay Pebbles work perfectly in aquaponics, providing excellent support for plant roots while allowing for nutrient-rich water flow.

How do these pebbles help prevent fungal gnats?
When used as a top dressing, the clay pebbles create a dry surface layer that disrupts the life cycle of fungus gnats, reducing infestation risks.

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(SKU: GROW-001)

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Warranty


1 Year Replacement Warranty - Store warranty, this product needs to be returned to Aqua Gardening for testing and replacement.

Returns


60 Day Returns - We will provide a refund, exchange or store credit where you have decided you no longer want the product and it is in new, unopened condition. More details...