NPK Industries RAW Humic Acid - 2 oz

Water-Soluble Humic Acid for Hydroponic and Soil Feeding - 2 oz

Nutrient uptake and root-zone consistency can suffer when feeding programs lack a natural chelating supplement. This humic acid is derived from Leonardite and dissolves in water, so it mixes into reservoirs and feed solutions without extra steps. It is listed as a powder, and the maker states it contains 59% humic acids.

The 2 oz container is a low-commitment size. It suits home gardeners and small indoor growers who want to add a humic supplement to an existing feeding schedule, and commercial growers who want to trial it before scaling up.

Key Features & Benefits

• 59% humic acid content — a concentrated source derived from Leonardite.
• Water soluble — mixes into feed water for hydroponic or soil use.
• Natural chelator — supports a beneficial role in feeding schedules.
• Hydroponic and soil application — one supplement for different growing setups.
• Compact 2 oz container — easy to store and suitable for trials.

Who Should Use NPK RAW Humic Acid

Growers running hydroponic systems or soil-based cultivation who want a humic supplement alongside their regular nutrients. It also suits anyone using RO filtered water, where the maker recommends adding it.

About NPK Industries RAW Humic Acid

NPK Industries RAW Humic Acid is a powder nutrient supplement with 59% humic acids derived from Leonardite. It is water soluble, has an N-P-K listing of 0-0-4, and is categorized as organic based. It is not OMRI certified. The container holds 2 oz.

Frequently Asked Questions

Q: Can I use it in hydroponic systems?
A: Yes. It is listed for both hydroponic and soil use. The maker notes it works especially well when added to RO filtered water.

Q: Will it work with my current nutrients?
A: The maker states it works with nutrient and feeding programs generally. Add it as a supplement to your existing schedule.

Q: What is Leonardite?
A: Leonardite is the source material for this humic acid. It is an organic deposit rich in humic substances.

Q: Is it OMRI certified?
A: No. This product is not OMRI certified, so check your program requirements before using it.

Q: What does chelator mean?
A: A chelator binds to nutrient ions and helps keep them available to plants. Humic acid acts as a natural chelator.

Q: Does it affect pH?
A: The maker says humic acid has a buffering effect on soil pH in nature. Monitor your own solution pH as you normally would.