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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KMS Potassium Magnesium Sulfate Ultra Fines (1/2 Ton 20 x 50 lb. bags)

Multiple Pallet/Truckload Discounts Available  With fertilizer responsible for at least one third of a crop's yield, it's no wonder balanced soil fertility is such a top priority in high-yield agriculture. The “Law of the Minimum” states that yield is limited by the nutrient in shortest supply — so ensuring all nutrients, not just one or two, is critical to profitability — KMS delivers those needed nutrients!

1-2-3 HydroSeed+ Mycorrhizae (1 case of 4 gallons)

4 Gallon Case Pack. 1-2-3 HydroSeedTM - The Professional's Choice for all Turf Grasses. A concentrated liquid added to your tank to boost germination and root growth, enhance plant defenses against disease and drought, improve soil moisture retention and increase nutrient and water absorption. Contains a range of more than twenty turf specific symbiotic Rhizobacteria, plus dense populations of proven Endo Mycorrhizae and Mycorrhizae Helper Bacteria (MHB). This is a complete and balanced bacterial / fungal mix specially formulated for hydroseeded and overseed turf applications. Product can be sprayed onto new seed when over seeding. This 4 Gallon Case Pack Treats: Approx. 16 acres (696,000 sq. ft.)

Plant Success Granular 3-1-2 Fertilizer plus Mycorrhizae (1 case of 5 - 5 lb.)

Case pack of 5ea 5 lb. containers - Plant Success® Granular 3-1-2 Fertilizer plus Mycorrhizae is a mycorrhizal granular inoculum consists of 13 carefully selected species of endomycorrhizae, ectomycorrhizae and trichoderma fungal species. In nature, about 90% of the world’s plant species form mycorrhiza with these beneficial endomycorrhizal and ectomycorrhizal fungi. Working together, beneficial mycorrhizal fungi and trichoderma expand into the surrounding soil and greatly increase the root’s ability to absorb water, nutrients, and, and improve yields. Contains a high quality biostimulant package with kelp meal, humic and fulvic acids, vitamins and amino acids to improve mycorrhizal germination and effectiveness.

KMS Potassium Magnesium Sulfate Ultra Fines (1 Ton 40 x 50 lb. bags)

Multiple Pallet/Truckload Discounts Available  With fertilizer responsible for at least one third of a crop's yield, it's no wonder balanced soil fertility is such a top priority in high-yield agriculture. The “Law of the Minimum” states that yield is limited by the nutrient in shortest supply — so ensuring all nutrients, not just one or two, is critical to profitability — KMS delivers those needed nutrients!

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.

Plant Success Granular 3-1-2 Fertilizer plus Mycorrhizae (25 lb.)

25 lb. container for Commercial Growers and large scale projects - Plant Success® Granular 3-1-2 Fertilizer plus Mycorrhizae is a mycorrhizal granular inoculum consists of 13 carefully selected species of endomycorrhizae, ectomycorrhizae and trichoderma fungal species. In nature, about 90% of the world’s plant species form mycorrhiza with these beneficial endomycorrhizal and ectomycorrhizal fungi. Working together, beneficial mycorrhizal fungi and trichoderma expand into the surrounding soil and greatly increase the root’s ability to absorb water, nutrients, and, and improve yields. Contains a high quality biostimulant package with kelp meal, humic and fulvic acids, vitamins and amino acids to improve mycorrhizal germination and effectiveness.

Plant Success Jellyfish plus Premium Mycorrhizae 2 oz. (Case of 24)

Jellyfish 2-2-6 plus Premium Mycorrhizae root inoculant binds highly effective beneficials to your transplant roots and keeps them moist and fed in the critical establishment phase. Simply dip your roots into the blend of mycorrhizae, nitrogen fixing and beneficial bacteria, kelp, humic acids and vitamin B1. Jellyfish will lessen transplant shock, feed your plant and ensure maximum beneficial establishment.

Medina Plus (5 gal. pail )

Medina Plus is fortified with essential micronutrients and growth hormones from seaweed extract. You still get all of the natural soil building advantages, while extra ingredients make it an excellent foliar feed for plants, trees, shrubs and lawns. We also recommend it for transplanting and compost piles. A combination of Medina Soil Activator plus over 40 trace elements, cytokinin (natural growth hormones from seaweed extract), magnesium, iron, zinc, PABA (para-aminobenzoic) acid, riboflavin, thiamin, biotin, nicotinic acid and all essential trace elements. It is ideal for foliar application to fruit trees and vegetables.

To provide the best value on this item it's been designated Request Quote for the following reasons:

Volume Pricing Applies

  • Additional discounts available based on larger quantity or larger volume purchase. See below.

Item Bulk or Weight

  • Requires special handling in transit and at customer destination.
  • Requires additional handling and coordination with customer at time of order and delivery.
  • Requires special transportation parameters to avoid excessive shipping charges.

Seasonal Pricing Applies

  • 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:

  • Weather
  • Equipment availability
  • Shipping method
  • Shipping point
  • Carrier
  • Shipping destination
  • Holidays
  • Factors outside of our control not listed here

2. Only shipments for delivery Monday through Friday during normal business hours.

3. Special delivery instructions, over size charges, multiple delivery attempts, lift gate charges, additional handling, restricted access, special equipment, residential or rural surcharges or any other exceptions are not included.

4. Only single carrier and standard ground transportation within the 48 States is included. Interline shipments between carriers does not qualify and is not included. Alaska, Hawaii, International and Express or Expedited shipments of any kind are not included.

5. Ground shipping method and carrier chosen is solely at the discretion of Natural Organic Warehouse, LLC.

6. Certain items may not be available to be shipped to all States.

7. Price Includes Shipping is subject to change or removal without notice on any item.

8. Fuel surcharges may apply at any time prior to order confirmation based prevailing fuel rates and fuel surcharges assessed to Natural Organic Warehouse, LLC.You will be notified of any fuel surcharges prior to confirming your order.

9. Depending on the type, size and weight of items ordered, a shipment can require up to 5 business days to be picked up after order confirmation.

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
  • Ranches
  • Commercial Growers
  • Landscape & Turf Pros
  • Farm to Market Growers
  • Arborists
  • Greenhouses
  • Nurseries
  • Golf Courses
  • Businesses
  • Municipalities

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.