Derived from the richest source of agronomically effective and organically certified plant active humates. Tests have shown that humates work best when applied continuously during the growing season. General Organics Diamond Black is the only granular Leonardite proven soluble during a single season.
General Organics CaMg+ is the ideal supplement to provide a natural source of Calcium and Magnesium, critical elements in a plant's growth cycle. These elements are often absent in many fertilizers and potting mixes, resulting in stunted growth.