Diamond Black™ is derived from 100% pure mined Leonardite, a naturally occurring form of carbon drawn from prehistoric peat bogs. Containing an exceptionally high percentage of plant-active humates, Diamond Black™ supports beneficial microbial activity in soils and increases micronutrient availability. Diamond Black™ can be added to all kinds of garden soils and potting mixes and used with a wide variety of plants during all phases of growth.
This item is too large to ship via UPS, FedEx or USPS and must be shipped on a truck.
This item is considered a Special Order item and may or may not be returnable. If it is, it may be subject to a restocking fee. We encourage customers to contact us to find out the exact return policy on this item before purchasing it to avoid any potential problems that may occur. Click here to learn more.