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Lightweight Expanded Clay Aggregate (LECA) 9-16mm 50 Liters


In stock (can be backordered)

SKU: 68025 Categories: , Tag:


Lightweight Expanded Clay Aggregate (LECA) 9 – 16mm 50L

The Lightweight Expanded Clay Aggregate (LECA) 9-16mm is a unique, lightweight expanded clay aggregate. This natural clay is mined, formed into pellets, then kiln fired at high temperatures to cause the clay to expand into tough, lightweight balls. Clay naturally has balanced capillary action, with an ideal surface structure. Clay Pellets 9-16mm expanded clay is semi-porous and generally does not float like other products can.

Grower’s Tip

Rinse all expanded clay before use. It is reusable as long as it is thoroughly cleaned between uses.


Made from 100% natural clay, extremely stable in both pH and EC
Pre-washed to aid in stability
For use in media mixes in pots
Better results in rooting compared to dense/heavier competitor clay pebbles
Strong structural integrity means that they are less likely to break and compact
Pure mineral without fibers or solvents
Offers excellent evaporation protection as a top layer
Can be used with all current hydroponic systems
Size: 50 Liter Bag, 9mm-16mm

Additional information

Weight 18.26 kg
Dimensions 53.98 × 45.08 × 23.50 cm


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