General Hydroponics 3 lb. Diamond Black provides a slow release of organic humic acids that aid in the uptake and use of nutrients both in the root zone and in the plant itself.
- 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
- Blend with Hydroponic & conventional growing media: blend at a rate of 2-4 oz. per Gal of growing media
- Soil applications: add 2.5 tablespoons per Gal or 2LBS per 100LBS of growing media
- Broadcast on lawns twice per year at 8 oz. per 1000 sq. ft.
- Sprinkle around the base of potted plants or as a landscape dressing
