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Growcery Leca Expanded Clay Aggregate - Fine Grade, 2-4mm

Growcery Leca Expanded Clay Aggregate - Fine Grade, 2-4mm

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Fine Grade LECA Clay Pebbles

Improved Drainage, Aeration & Root Health

Our Fine Grade LECA (Expanded Clay Pebbles) are a natural, lightweight growing medium designed to improve drainage, airflow, and overall root health in plant pots, containers, and hydroponic systems.

Manufactured from high-quality natural clay and fired at high temperatures, these fine clay pebbles develop a porous structure that allows excess water to drain freely while maintaining essential air pockets around plant roots.


🌱 Ideal for Pots, Compost & Hydroponics

Fine grade clay pebbles are especially well suited for:

  • Houseplants & indoor pots
  • Compost and soil mixing
  • Drainage layers in planters
  • Hydroponic and semi-hydro systems
  • Terrariums and decorative planters

Their smaller size makes them easy to mix evenly into compost or use in compact containers where precise drainage control is needed.


💧 Better Moisture Control & Root Support

The porous surface of LECA clay pebbles absorbs and releases moisture gradually, helping reduce waterlogging while preventing soil compaction. This creates a more stable growing environment and supports stronger, healthier root systems.


♻️ Natural, Clean & Reusable

  • Made from natural expanded clay
  • pH neutral and chemically inert
  • Contains no fertilizers or additives
  • Can be rinsed, sterilized, and reused multiple times

A long-lasting and low-maintenance solution for both hobby growers and professionals.


🌿 Versatile & Decorative

In addition to their functional benefits, fine grade clay pebbles can also be used as a top layer on plant pots to help reduce evaporation, improve airflow at the soil surface, and create a clean, finished appearance.


Important Note

Clay pebbles are a drainage and growing medium, not a fertiliser. Nutrients should be added separately based on plant requirements.

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