These are made from the raw materials of kaolin, feldspar, quartz and color agent through firing in a high temperature.LECA is a
round sphere, solid particles, the shape of different technology and different.Its surface is a hard shell,
this shell is ceramic or enamel, washing does not lose color,
giving the ceramsite high strength.It has the function of water insulation,environmental protection, water permeability and
reusable. Ceramsite clay pebbles are not only more pleasing to the eye, they are also great for adding in your soil mix or using it as your own growing medium also known as "hydroponics" or "semi-hydroponics" and works just like LECA but more colorful. They are perfect for plants with tiny roots like cactus and succulents or small plants grown in water.