Brand: General Hydroponics

Product Code: 793094053631-01

Availability: In stock

$15.95

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General Hydroponics Diamond Black

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.

NPK Ratio: 0-0-1

Available in: Quart | Gallon