- -27%
- Out-of-Stock

Gold Label marbles have been designed with the purest clay possible!
Their manufacture is carried out according to specific rules, they are fired in an open oven, running on so-called clean fuels. Gold Label
Clay Balls are free of heavy materials or other pathogens! The 16-25 millimeter diameter beads provide stability and excellent structure for plant roots and retention of beneficial bacteria!
Use :
Rinse and then soak them before you use them the first time. Measure the acidity, usually they have a high pH. Decrease with pH - to an appropriate stable pH.
If you have had an illness or infection, disinfect the substrate with a hydrogen peroxide solution.
The recommended pH is 5.5 - 6.5, the optimum is around 6.2.
+ light
+ efficient
+ long life