Professor's Nutrient HYDRO CLAY PEBBLES


Expanded Clay formed into small balls of varying diameter (8-16mm). Great aeration and drainage to maximise plant root growth. 

Professor’s Nutrients Hydro Clay is made from 100% natural Lightweight expanded clay aggregate (LECA). Formed into small balls, they have a uniform round shape and are 8-16mm in size, and are lightweight and porous, which increases aeration and helps to promote root growth for plants. 

  • Effective against Fungal Gnats
  • Increases Aeration
  • Provides Reliable Drainage
  • Retains Moisture
  • pH-Neutral
  • Lightweight
  • Environmentally Friendly
  • High Porosity for increased oxygenation
  • Zero Nutrient Value
  • Versatile – use on its own or blend with other substrates


Hydro Clay (LECA) ………………………..…….. 100%


Use Application

 Rinse Hydro Clay pebbles to remove excess dirt and debris.

Fill the plant container with clay pebbles.

Fill the reservoir with a nutrient enriched solution following the product’s specifications.



1x Hydro Clay - 10L (Factory Pre-Packed)

Barcode # 880922439948
Brand Professor's Nutrients
Shipping Width 0.500m
Shipping Height 0.200m
Shipping Length 0.400m
Shipping Cubic 0.040000000m3

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