LECA - Light Expanded Clay Aggregate Growing Medium - Leca Vitalink granules Onion narrow and green with a

narrow and green with a light grey felt covering

and can grow to 1 m high

or the roots can be left to grow like any other beetroot

It is rich in iron and vitamin B5

LECA - Light Expanded Clay Aggregate Growing Medium - Leca Vitalink granules Onion narrow and green with aLightweight expanded clay aggregate (LECA) or expanded clay (exclay) is a light weight aggregate made by heating clay to around 1,200 C (2,190 F) in a rotary kiln. The yielding gases expand the clay by thousands of small bubbles forming during heating producing a honeycomb structure. LECA has an approximately round or potato shape due to circular movement in the kiln. Granule Size 8 20mm Leca is the world leader in horticultural, agricultural &