Diamond Black

Diamond Black is a unique organic form of Leonardite containing an exceptionally high percentage of beneficial plant active organic humic and fulvic acids. Diamond Black is rich in organic substances beneficial to plant growth and affords growers the advantages of natural organic matter in a highly available and easy to use form.
• Hundreds of University studies have proven Humates increase plant growth and yield.
• Increases the availability and uptake of plant minerals and nutrients.
• Derived from the only Leonardite source with proven solubility.
• Meets guidelines for organic production.

Diamond Black can be applied to all cultivated plants including fruits, flowers, vegetables, trees, vines and ornamentals. Use in soil, potting mixes, soilless rooting media and hydroponics

Quart $ 12.95

Gallon $ 39.95