Osmocote 18 - 6 - 12 (8 - 9M)

5 out of 5 stars 1 Reviews | 1 Q&A

Osmocote 18 - 6 - 12 (8 - 9M)

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Average Rating

5 out of 5 stars Rating: 5

1 Review | 1 Q&A

Product Overview

Osmocote 18-6-12 (8-9M) is an excellent controlled-release fertilizer that helps keep plants healthy. Contains the right amount of nitrogen, phosphate, and soluble potash, providing all the major nutrients that a plant needs. It is ideal to use in nurseries, greenhouse production, interiorscapes, landscapes, and container gardens. The Osmocote 18-6-12 (8-9M) is proven and tested to be homogenous. It is reliable in delivering consistent nutrition over time. Features a granular formula that is easy and convenient to apply on plants. It allows the even and uniform distribution of the nutrients throughout the area being treated. May also be used in landscape beds and soil containing flower. This fertilizer uses a coating made from natural plant resins, making it more effective. For best results, it is highly recommended to use this product in combination with ICL Micromax Micronutrients. Available in a 50-lb bag.

Features and Specs

Active Ingredient Nitrogen - 18% Phosphate - 6% Soluble Potash - 12%
For use in Nursery, foliage and greenhouse production, container gardens, interiorscapes, and landscapes.
Application Application rates are based on factors that influence selection include climate, specific crop, type of growing media, rainfall amount, irrigation type, and other nutrient sources. For greenhouse applications, it is recommended to use low to medium rates.
Pet safe Yes, if used as directed on the label.
Formulation Granular Formula.
Dimensions 15.70 x 2.30 x 21.90 inches.
Special Features Contains plant resin-coated N-P-K nutrient cores.
Shipping Weight 50.00 lbs
Manufacturer ICL Specialty Fertilizers (Mfg. Number: OS90555)
UPC 848264000080



  • TOTAL NITROGEN - 18 .00%
  • SOLUBLE POTASH - 12 .00%


The application rates listed are intended as a guideline in developing a fertilization program. These rates may or may not apply to your area or growing conditions. It is the responsibility of the grower to determine the appropriate rate. Your rate may be higher or lower than suggested based on your growing conditions. Follow label instructions and use care when handling all fertilizer products.


ICL Specialty Fertilizers recommends a product trial prior to adopting a new fertilizer program. Product selection and application rate should be based on individual grower practice. The following are general recommendations only.

*See label for the complete list of application rates.

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  • 5 of 5 Stars

    Fast delivery

    By C. on 03/13/2020

    Website has good user interface. Reasonable prices to weight. Will order again. Good resource to have.

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Questions & Answers

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With Osmocote 18 - 6 - 12 (8 - 9M), does the 8-9m mean repeat application every 8-9 months?

Yes, the months in the name are for how long the Osmocote 18 - 6 - 12 (8 - 9M) can last up to.

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Osmocote 18 - 6 - 12 (8 - 9M) 5 out of 5 stars Rating: 5 (1 Reviews / 1 Q&A)

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