Tapica

Epica contains a high percentage of potassium to grow and maturity, regulate opening and closure of the stomachs, transmit sugar in the plant and increase environmental stress and resistance to environmental stresses

Liver

The organic compound contains plant extracts, nitrogen, phosphorus, potassium, organic matter, organic carbon and amino acids.

Oramik

Varamic is a source of nitrogen with humic acid.

Alberta

Labrea Humeic Acid is extracted from Canadian Leonardite sources.

Sulfur

And can be used both as a source of sulfur for plant nutrition and as soil modifiers.