1.Diameter:1-3mm,3-5mm,Brick Red,Kaolin; 2.Made by Kaolin,sintered at 850 degree; 3.Mainly used for indoor plant.

Feature:

1.The nutrient syderolite contains some compounds which contain 12 necessary elements for plants such as nitrogen(N) phosphorus(P)kalium(K)calcium(ca)magnesium(mg)sulfur(s);

2.Granule is formed in the nutrient soil after a pyrogenation process at a high temperature ;

3.There are many holes with an even radius and cavities with high inner area that are capable of absorbing certain molecules, the 12 elements necessary for plant growth are hidden in these granules.

Nutrient sderolite for plant