Plant nutrients clay soil bonsai soil garden LECA light weight expanded clay aggregates

Leca consists of small, lightweight, bloated particles of burnt clay.The thousands of small, air-filled cavities give Leca its strength and thermal insulation properties.

The base material is plastic clay which is extensively pretreated and then heated and expanded in a rotary kiln. Finally, the product is burned at 1100 °C to form the finished Leca product. 

Chemical Properties: 

Physical Properties:

Expanded Clay Balls are made from 100% natural clay. They are clean, pH stable and offer great aeration and drainage in hydroponics, especially in flood and drain, deep water culture and drip feed systems. Due to their unique structure and ability to cover a large surface area, they offer the ideal environment to foster beneficial bacterial growth around the root zone, leading to naturally healthier plants. Expanded clay can be directly used as horticulture growing media after washing clear.

• Growing media in cutflower and vegetable production


• Hydroponics substrate for interior landscaping


• Constituent for substrates for green roofs


• Hydroponics system vertical hydroponics tower gardern growing system.


• Plant flower balls decorated decorative gravel garden


• Horticulture Grade Expanded Clay Pebbles 


•  Bonsai pots plants growing fertilizer/ agricultural growing media /plant nutrients

clay balls for plants /hydroponic tomato plants

Ms. Grace Bai
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SHIJIAZHUANG NINGSHU TRADING CO.,LTD
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