General Hydroponics GH5362 Diamond Black for Plants

General Hydroponics GH5362 Diamond Black for Plants is a high-quality fertilizer that is derived from 100% pure mined Leonardite. This naturally occurring form of carbon, drawn from prehistoric peat bogs, contains an exceptionally high percentage of plant-active humates. Diamond Black supports beneficial microbial activity in soils and increases micronutrient availability. It can be added to all kinds of garden soils and potting mixes, making it suitable for a wide variety of plants during all phases of growth. Enhance the health and growth of your plants with General Hydroponics GH5362 Diamond Black for Plants.