Fertilizers & Soil Amendments

We offer a wide selection of soil amendments and fertilization products in liquid, dry, granular, pelletized and powder forms for virtually every need. We have OMRI® Listed, WSDA Reg. Materials, USDA Organic, National Organic Program Compliant and Phosphate Free products covering a wide range of applications for Agriculture, Professional, Commercial Growers, Hydroponic Growers, Small & Large Scale Farms, Pastures, Acreage, Gardens of any size, Lawns, Landscapes, Commercial Properties and Homeowners. We work hard to offer better choices and provide the products that'll help you accomplish your goals in any growing method. Organic Products Notice

Commercial discounts are available off the retail prices shown. Create An Account or Contact Us for more information at 888.998.9669.

Not all products listed on this website are offered for sale or registered in all States.

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SOP Sulfate of Potash Ultra Fines (1 Ton 40 x 50 lb. bags)

Multiple Pallet/Truckload Discounts Available Its primary elements are 52% potash (K2O) and 18% sulfate (SO4). The superior fine grand, minus 200 mesh, and organically certified, SOP is designed to be uniformly metered, dissolved and injected directly into a grower's irrigation system.

Gluten-8 OLP Liquid Corn Gluten Meal ( 55 gal. drum)

55 gallon drum for large scale applications. Gluten-8 OLPTM is a liquid that combines the effectiveness of Corn Gluten Meal (CGM) with the convenience of a sprayable liquid material. Lower nitrogen analysis than granular forms helps more effectively manage turf nitrogen budgets. Exclusive formulation results from enzymatic hydrolysis of CGM and addition of a liquid carrier to provide an economical organic product for professional use.Treats approx 5+ acres (220,000 sq. ft.)

Bio S.I. AG Formula + Humus Soil Inoculant 2.5 gal.

Bio S.I. Ag Formula + Humus is a soil inoculant with a broad and diverse spectrum of naturally occurring beneficial microbes and enzymes for rebuilding the soil. For use on row crops, broadcast crops, pastures, grass, vineyards, orchards, fruits and vegetables of all types to help rebuild the soil. Helps reduce crusting and breaks down organic matter (plant residue) into humus. Humus is the fraction of the soil that holds water and nutrients in the rhizosphere (root zone). Microbes also help make nutrients more available for use by the crop by breaking down the fertilizer or nutrients so they can be absorbed through the roots. With input costs going higher and higher we need to make whatever we use more efficient and using Bio S.I. Ag Formula + Humus Soil Inoculant improves the efficiency of your fertilizer program and reduces the environmental impact of chemical use.

Liquid Humate Humic Acid (5 gal. pail)

5 gallon pail.Liquid HuMate 12% Humic Acid is like concentrated compost in a bottle. Humic acid is a basic product for natural gardening enthusiasts who want to build the quality and structure of the soil without chemical fertilizers. Helps the natural plant-to soil relationships, builds stronger root systems, increases nutrient and water uptake, chelates trace minerals and helps plants produce more abundant foliage, flowers and fruit. It also supplies essential humic material for improved soil structure formation. Humate Humic Acid is manufactured through an extraction process which is limited to the use of potassium hydroxide and is limited to only the amount necessary for the reaction. Meets the requirements for Certified Organic Production by NOP Rule 205.601(j)(3).

SOP Sulfate of Potash Ultra Fines (1 1/2 Tons 60 x 50 lb. bags)

Multiple Pallet/Truckload Discounts Available Its primary elements are 52% potash (K2O) and 18% sulfate (SO4). The superior fine grand, minus 200 mesh, and organically certified, SOP is designed to be uniformly metered, dissolved and injected directly into a grower's irrigation system.

Garrett Juice Plus Concentrate (1 case of 4 gallons)

Case of 4 Gallons Garrett Juice Plus is an all natural foliar plant food 1.5 (N) - 2.2 (P) - 1.5 (K) and soil drench developed by the Dirt Doctor, Howard Garrett. The simple but powerful formula of compost tea, apple cider vinegar, molasses and seaweed has been made even more powerful with the addition of hydrolyzed fish. Garrett Juice Plus is ideal for use on all plants! Concentrate.

Liquid Humate Humic Acid (1 case of 4 gallons)

Case of 4 Gallons Liquid HuMate 12% Humic Acid is like concentrated compost in a bottle. Humic acid is a basic product for natural gardening enthusiasts who want to build the quality and structure of the soil without chemical fertilizers. Helps the natural plant-to soil relationships, builds stronger root systems, increases nutrient and water uptake, chelates trace minerals and helps plants produce more abundant foliage, flowers and fruit. It also supplies essential humic material for improved soil structure formation. Humate Humic Acid is manufactured through an extraction process which is limited to the use of potassium hydroxide and is limited to only the amount necessary for the reaction. Meets the requirements for Certified Organic Production by NOP Rule 205.601(j)(3).

Phosphate - Tennessee Brown Rock (1 Ton 40 x 50 lb. bags)

Multiple Pallet/Truckload Discounts Available The Premier Natural Phosphate in the US: Cleanest, Least Expensive, Most available. Derived from washed phosphate ore. It is not a colloidal nor a hard rock but rather a unique reactive rock phosphate making it available now without requiring low pH's to release. One of the most beneficial and cost effective phosphate products available. Combine with Mycorrhizal applications for excellent for microbial stimulation and mycorrhizal formation on plant roots Excellent Calcium source: 20%. Contains over 50 trace minerals. Typical Analysis: 0-3-0. OMRI® Listed and certified for organic production and use.

Bio S.I. AG Formula + Humus Soil Inoculant (5 gal. Pail)

Bio S.I. Ag Formula + Humus is a soil inoculant with a broad and diverse spectrum of naturally occurring beneficial microbes and enzymes for rebuilding the soil. For use on row crops, broadcast crops, pastures, grass, vineyards, orchards, fruits and vegetables of all types to help rebuild the soil. Helps reduce crusting and breaks down organic matter (plant residue) into humus. Humus is the fraction of the soil that holds water and nutrients in the rhizosphere (root zone). Microbes also help make nutrients more available for use by the crop by breaking down the fertilizer or nutrients so they can be absorbed through the roots. With input costs going higher and higher we need to make whatever we use more efficient and using Bio S.I. Ag Formula + Humus Soil Inoculant improves the efficiency of your fertilizer program and reduces the environmental impact of chemical use.

Phosphate - Tennessee Brown Rock (Bulk)

Hopper Bottom Truckload Quantity The Premier Natural Phosphate in the US: Cleanest, Least Expensive, Most available. Derived from washed phosphate ore. It is not a colloidal nor a hard rock but rather a unique reactive rock phosphate making it available now without requiring low pH's to release. One of the most beneficial and cost effective phosphate products available. Combine with Mycorrhizal applications for excellent for microbial stimulation and mycorrhizal formation on plant roots Excellent Calcium source: 20%. Contains over 50 trace minerals. Typical Analysis: 0-3-0. OMRI® Listed and certified for organic production and use.

Sul-Po-Mag 0-0-22 (40 lb.)

40 lb. bag size is ideal for Home Lawn & Garden applications - This natural, granular product is a excellent source of three essential plant nutrients - potassium, magnesium and non-acidifying sulfur. It can be used to correct a number of soil deficiencies and incorporated into an overall soil health and building program. It's various properties and benefits make it widely recommended and used for enhanced results in growing, farming, ranching, lawn and landscape and turf applications.

SuperCal 98G Pelletized Lime (1 Ton 40 x 50 lb. bags)

Multiple Pallet/Truckload Discounts Available SuperCal 98G is an OMRI Listed Calcium soil amendment derived from 98% pure calcium carbonate with 91% ECCE.98G is ground extremely fine to 100 mesh (the only way lime is really effective) and then pelletized much like dry fertilizer for consistent broadcast application. Pelletizing is the best way to put fine particles on the ground. This allows the calcium to become solublized much sooner for a faster soil reaction time after application compared to more traditional sources of lime. Eliminates soil acidity, creating the proper pH which is essential to the uptake of nutrients needed for plant growth. Stimulates microbial activity, reduces the need for fertilizers and promotes availability of zinc, copper and phosphorous. SuperCal 98G pelletized lime raises pH faster and more effectively than other lime products. Manage your soil pH with a product that really works.

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Volume Pricing Applies

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  • Item price may fluctuate based on the time of year and availability.

Bulk and Commercial discounts are available for Farms, Ranches, Commercial Growers, Landscape & Turf Pros, Municipalities and Golf Course Superintendents.

Create a Commercial Account to receive Commercial discounts for our entire selection of items for Agricultural, Commercial and Professional use.

To receive a quote or for more information call 888.998.9669 or Contact Us.

Price Includes Shipping - General Information

1. Shipments of this item may require up to 3 weeks for delivery. Delivery times will vary based on:

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10. Price Includes Shipping may not apply to Commercial and Wholesale prices for the same item.

For more information call us at 888.998.9669 or Contact Us.

This product is suited for Agricultural, Commercial and Professional use.

Commercial prices and discounts on this item are available for:   

  • Farms
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Create a Commercial Account to see the Commercial Price, additional details for this item and our entire selection of items for Agricultural, Commercial and Professional use.

For questions or more information call us at 888.998.9669 or Contact Us.

Organic Products Notice

The National Organic Standards require that all certified organic producers, processors and handlers use materials that comply with the applicable parts of the Standards [7 CFR Part 205]. The Standards include the National List, which dictates allowed and prohibited substances for use in organic crop and livestock production, as well as substances allowed in organic food processing and handling.

Certified operators should always refer to the National List of Allowed and Prohibited Substances for further information regarding materials for use in organic food production or contact their certifier for additional assistance. For questions about specific products contact your certification agency to confirm product acceptability and approval prior to purchase and use.

Natural Organic Warehouse, LLC does not make any representations or warranties whatsoever with regard to any product offered on this website as being fit for use or approved for use in any type of operation. This includes, but is not limited to, Certified operations. It is the sole and entire responsibility of the purchaser to determine if any product offered for sale on this website is acceptable and approved for use according to all rules and guidelines applicable to the purchaser's particular operation, growing plan or growing program, as the case may be, prior to purchase.