Following the example of the original Terra Preta we developed the most fertile soil in the world! At correct treatment you will not loose any nutrients.
The organic fertilizer for your garden - by long-term usage you will create your own Terra Preta like soil. Only 3 liters per m2 are necessary.
Stable premium biochar to make your own Terra Preta like soils out of compost or stable manure. Allowed in organic farming!