Top 10 16-16-16 Slow Release Fertilizer For Sale Manufacturers 2026

The global fertilizer market is experiencing steady growth, driven by increasing agricultural demand and the need for efficient crop nutrition solutions. According to a report by Mordor Intelligence, the global fertilizer market was valued at USD 207.67 billion in 2023 and is projected to grow at a CAGR of 4.5% from 2024 to 2029. A key driver within this segment is the rising adoption of slow-release fertilizers, which offer enhanced nutrient efficiency, reduced environmental impact, and improved crop yields. Among these, 16-16-16 NPK slow-release fertilizers—providing a balanced ratio of nitrogen, phosphorus, and potassium—have gained significant traction among commercial farmers and home gardeners alike. As demand for sustainable and long-lasting fertilizer solutions increases, manufacturers specializing in 16-16-16 slow-release formulations are expanding production and innovation efforts to meet evolving market needs. This list highlights the top 10 manufacturers currently leading the charge in quality, availability, and technological advancement in the 16-16-16 slow-release fertilizer space.

Top 10 16-16-16 Slow Release Fertilizer For Sale Manufacturers 2026

(Ranked by Factory Capability & Trust Score)

#1 LESCO 16

Trust Score: 65/100
Domain Est. 1995

LESCO 16

Website: siteone.com

Key Highlights: LESCO® 16-16-16 Turf Fertilizer is a professional-grade, balanced fertilizer designed for turf establishment, repair, and maintenance.Missing: slow manufacturer…

#2 Fertilizer

Trust Score: 65/100
Domain Est. 2002

Fertilizer

Website: mcpheetersturf.com

Key Highlights: We sell four basic fertilizer blends. Our “Starter Fertilizer” is 16-16-16-7S (Pink), which is ideal for establishing new sod, gardens, shrubs and trees….

#3 Lilly Miller

Trust Score: 60/100
Domain Est. 1991

Lilly Miller

Website: pennington.com

Key Highlights: Lilly Miller Lawn & Garden 16-16-16. This fertilizer is a traditional, multipurpose blend with concentrated, fast-acting ingredients. Load More….

#4 Milorganite Fertilizer

Trust Score: 60/100
Domain Est. 1999 | Founded: 1926

Milorganite Fertilizer

Website: milorganite.com

Key Highlights: Since 1926, Milorganite has been beautifying lawns and landscapes. The all purpose, non-burning, slow-release nitrogen fertilizer feeds the plant and soil….

#5 + Fertilizer 16

Trust Score: 60/100
Domain Est. 2000

+ Fertilizer 16

Website: griggsonline.com

Key Highlights: 30-day returnsProduct Features. A 1:1:1 ratio slow release fertilizer well suited for pre-plant and overseeding applications. Provides up to 10 weeks of extended nitrogen ……

#6 Fertilizer & Lawn Food

Trust Score: 60/100
Domain Est. 2000

Fertilizer & Lawn Food

Website: scottsmiraclegro.com

Key Highlights: Free delivery over $50 Free 30-day returnsFertilizer ; Scotts® Turf Builder® Halts® Crabgrass Preventer with Lawn Food · Turf Builder Halts Crabgrass Preventer with Lawn Food. $41….

#7 Green Seas Solu

Trust Score: 60/100
Domain Est. 2009

Green Seas Solu

Website: monstergardens.com

Key Highlights: In stock $13.82 delivery…

#8 All

Trust Score: 60/100
Domain Est. 2013

All

Website: margaretvillebarn.com

Key Highlights: Rating 4.7 (149) All-Purpose Fertilizer, 16-16-16 Formula, 20-Lbs. 4.7 (149 items). flash sale icon Limited Time Sale….

#9 Lawn & Flower & Tree & Shrub & Vegetable Garden Fertilizer (4 …

Trust Score: 60/100
Domain Est. 2015

Lawn & Flower & Tree & Shrub & Vegetable Garden Fertilizer (4 ...

Website: makartechnologies.com

Key Highlights: Rating 4.1 (116)…

#10

Trust Score: 60/100
Domain Est. 2015

Website: nitro-phos.com

Key Highlights: Our fertilizer and agricultural products contain a balanced mix of nitrogen, phosphorus, and other essential nutrients that support healthy plant development….


Expert Sourcing Insights for 16-16-16 Slow Release Fertilizer For Sale

16-16-16 Slow Release Fertilizer For Sale industry insight

H2: 2026 Market Trends for 16-16-16 Slow Release Fertilizer for Sale

The global market for 16-16-16 slow release fertilizer is expected to experience significant transformation by 2026, driven by evolving agricultural practices, environmental regulations, and technological advancements. As a balanced NPK (nitrogen, phosphorus, potassium) formulation with equal proportions of essential nutrients, 16-16-16 slow release fertilizer is widely used across diverse crops and geographies. The following analysis outlines key market trends anticipated in 2026.

1. Rising Demand for Sustainable Agriculture
By 2026, sustainability will be a central theme in agriculture, with increasing emphasis on reducing nutrient leaching and minimizing environmental impact. The slow release characteristic of 16-16-16 fertilizer supports this goal by providing a controlled nutrient supply, reducing runoff, and improving nutrient use efficiency. Governments and agricultural organizations are promoting the adoption of such fertilizers through subsidies and awareness programs, particularly in regions facing soil degradation and water contamination.

2. Expansion in Emerging Markets
Developing regions in Asia-Pacific, Latin America, and Sub-Saharan Africa are projected to lead demand growth for 16-16-16 slow release fertilizers. Countries like India, Brazil, and Nigeria are investing in modern farming techniques and input efficiency to boost food security. The growing middle class and rising food demand are pushing farmers to adopt higher-yield practices, where balanced and efficient fertilization plays a critical role.

3. Technological Advancements in Coating and Delivery Systems
Innovation in polymer-coated and resin-based encapsulation technologies will enhance the performance of 16-16-16 slow release fertilizers by 2026. These advancements allow for precise nutrient release patterns tailored to crop growth stages, improving yield and reducing application frequency. Leading agrochemical companies are investing in R&D to develop smart-release formulations that respond to soil temperature and moisture, further boosting efficiency.

4. Integration with Precision Farming
The adoption of precision agriculture tools—such as GPS-guided equipment, drones, and soil sensors—is expected to accelerate the use of 16-16-16 slow release fertilizers. These technologies enable site-specific nutrient management, where slow release products are optimized for variable rate application. By 2026, integration with digital farming platforms will allow real-time monitoring and adjustment of fertilizer schedules, enhancing ROI for farmers.

5. Regulatory Pressures and Environmental Standards
Stricter environmental regulations, particularly in the EU and North America, are pushing the agricultural sector toward low-emission and eco-friendly inputs. Nitrogen management policies aimed at reducing greenhouse gas emissions (e.g., nitrous oxide) are favoring the use of slow release fertilizers over conventional quick-release types. Compliance with these standards will make 16-16-16 slow release products more attractive in regulated markets.

6. Competitive Landscape and Market Consolidation
The market is likely to see increased consolidation among fertilizer manufacturers, with major players acquiring specialty nutrient firms to expand their slow release portfolios. Companies such as Yara International, Nutrien, and Haifa Group are expected to strengthen their market positions through innovation and global distribution networks. At the same time, niche manufacturers will focus on region-specific formulations and organic-compliant variants to differentiate themselves.

7. Price Volatility and Raw Material Supply
The cost of raw materials—particularly nitrogen (from natural gas), phosphate rock, and potash—will continue to influence pricing and availability. Geopolitical tensions and supply chain disruptions may cause short-term volatility. However, the long-term value proposition of slow release fertilizers (reduced application frequency, higher efficiency) is expected to justify premium pricing, especially for large-scale commercial farms.

Conclusion
By 2026, the 16-16-16 slow release fertilizer market will be shaped by sustainability mandates, technological innovation, and growing demand from emerging economies. Farmers, agribusinesses, and policymakers will increasingly view slow release fertilizers not just as a nutrient source, but as a strategic tool for enhancing productivity while protecting natural resources. As a result, the outlook for 16-16-16 slow release fertilizer remains robust, with steady market growth and expanding applications across global agriculture.

16-16-16 Slow Release Fertilizer For Sale industry insight

Common Pitfalls When Sourcing 16-16-16 Slow Release Fertilizer (Quality and Intellectual Property Risks)

Sourcing 16-16-16 slow release fertilizer—especially for large-scale agricultural or commercial use—requires careful due diligence to avoid compromising on product quality or inadvertently violating intellectual property (IP) rights. Below are key pitfalls to watch for in both areas.

Quality-Related Pitfalls

1. Inconsistent Nutrient Release Rates
Not all slow release fertilizers perform the same, even if labeled as “16-16-16.” A major quality issue is inconsistent or misrepresented release profiles. Some suppliers may use inferior coating technologies or water-soluble blends passed off as slow release, leading to nutrient leaching or crop burn.

2. Substandard Raw Materials
Low-cost suppliers may cut corners by using contaminated or low-grade raw materials. Impurities such as heavy metals (e.g., cadmium, lead) can harm soil health and crop safety, potentially violating agricultural regulations and food safety standards.

3. Lack of Certification or Testing Data
Reputable fertilizers should come with third-party lab analysis, ISO certification, or compliance with regional standards (e.g., EU Fertilising Products Regulation, U.S. EPA guidelines). Sourcing without verified test reports increases the risk of receiving underperforming or non-compliant products.

4. Misleading Labeling and False Claims
Some suppliers exaggerate the longevity or efficiency of their slow release technology. Claims like “6-month release” may not be backed by scientific data or real-world trials, making it difficult to predict crop performance.

5. Poor Storage and Handling Practices
Even high-quality fertilizers can degrade if improperly stored. Moisture exposure, temperature fluctuations, or prolonged storage under poor conditions can compromise the integrity of the coating and nutrient balance.

Intellectual Property (IP) Risks

1. Use of Patented Coating Technologies
Many slow release fertilizers rely on proprietary encapsulation or polymer coating technologies protected by patents (e.g., sulfur-coated urea, polymer-coated controlled release fertilizers). Sourcing generic versions that replicate these technologies without licensing can lead to IP infringement.

2. Unauthorized Use of Brand Formulations
Some 16-16-16 blends are trademarked or sold under specific brand names (e.g., Osmocote, Nutricote). Suppliers offering “equivalent” products may be copying patented formulations or misleading buyers about compatibility, creating legal exposure.

3. Grey Market or Counterfeit Products
Illegitimate distributors may offer branded slow release fertilizers at unusually low prices. These could be counterfeit, expired, or diverted goods not intended for your market, potentially violating IP laws and lacking quality assurance.

4. Lack of Transparency in Manufacturing Origins
Suppliers may obscure where and how the fertilizer is produced. If manufacturing involves patented processes (e.g., in Japan or Europe), importing or reselling without proper authorization can trigger IP disputes.

5. Inadequate Contracts and IP Clauses
Purchase agreements that fail to address IP indemnification or warranty of non-infringement leave buyers exposed. If a third party sues for patent violation, the sourcing company—not the supplier—may bear legal and financial responsibility.

Best Practices to Avoid Pitfalls

  • Verify certifications (e.g., OMRI, ISO, regional ag-chem standards).
  • Request full nutrient release curve data and batch-specific lab reports.
  • Conduct supplier audits or use third-party inspections.
  • Review patent databases (e.g., USPTO, WIPO) to assess technology risks.
  • Include IP warranties in procurement contracts.
  • Work with reputable distributors authorized by original manufacturers.

By addressing both quality and IP concerns proactively, businesses can ensure reliable performance, regulatory compliance, and legal safety when sourcing 16-16-16 slow release fertilizer.

16-16-16 Slow Release Fertilizer For Sale industry insight

Logistics & Compliance Guide: 16-16-16 Slow Release Fertilizer

This guide outlines the essential logistics and compliance considerations for the sale and distribution of 16-16-16 Slow Release Fertilizer. Adherence to these guidelines ensures safe handling, regulatory compliance, and efficient operations.

Regulatory Compliance

Fertilizer Registration & Labeling
* State Registration: Fertilizer products must be registered with the Department of Agriculture (or equivalent) in each state where they are sold. Requirements vary significantly by state; consult each state’s regulations.
* Label Accuracy: The label must clearly display:
* Guaranteed analysis: Total Nitrogen (N) – 16%, Available Phosphate (P₂O₅) – 16%, Soluble Potash (K₂O) – 16%.
* “Slow Release” or equivalent terminology as defined by state regulations (e.g., water-insoluble nitrogen percentage and form).
* Net weight.
* Manufacturer/distributor name and address.
* Directions for use, including application rates and safety precautions.
* Any required state-specific warnings or instructions.
* Batch/lot number and production date.
* Federal Insecticide, Fungicide, and Rodenticide Act (FIFRA): While standard fertilizers are generally exempt, if the product contains any pesticidal active ingredient (e.g., for weed control), it becomes a pesticide and requires EPA registration under FIFRA. Most 16-16-16 slow-release products are fertilizer-only and exempt.

Environmental Regulations
* Spill Prevention, Control, and Countermeasure (SPCC) Plan: Facilities storing large quantities (typically > 1,320 gallons liquid or > 660 pounds anhydrous ammonia, thresholds vary) may need an EPA-approved SPCC plan to prevent oil/fertilizer discharges into navigable waters.
* Clean Water Act (CWA): Implement Best Management Practices (BMPs) to prevent runoff containing fertilizer from entering waterways during storage and handling. Secondary containment (e.g., dikes, berms) is often required for bulk storage.
* Resource Conservation and Recovery Act (RCRA): While unused fertilizer is generally not a RCRA hazardous waste, contaminated materials (e.g., spill cleanup residues, unused product mixed with hazardous substances) may be. Proper disposal procedures must be followed.

Transportation Regulations (DOT)
* Classification: 16-16-16 fertilizer is typically classified as a Division 5.1 Oxidizer (UN1479, Ammonium nitrate fertilizers, or UN2067, Ammonium nitrate based fertilizers, or UN2725, Nitrogen fertilizers, liquid or solid, n.o.s.) under the U.S. Department of Transportation (DOT) Hazardous Materials Regulations (HMR – 49 CFR). Verify the specific UN number and classification based on the exact formulation and concentration.
* Packaging: Must be in DOT-specification packaging suitable for oxidizers. Packaging must be strong, sift-proof, and prevent leakage.
* Marking & Labeling: All packages must be properly marked with the proper shipping name, UN number, and hazard class label (Oxidizer – 5.1). Labels must be durable and visible.
* Shipping Papers: A hazardous materials shipping manifest (Bill of Lading) must accompany the shipment, accurately describing the material as a hazardous substance (e.g., “FERTILIZER, N.O.S. (16-16-16), 5.1, UN3077” or the specific UN number).
* Placarding: Vehicles transporting significant quantities (typically > 1,001 lbs aggregate gross weight) of Division 5.1 materials must display “Oxidizer” placards on all four sides.
* Training: Personnel involved in preparing, offering, or transporting hazardous materials must receive function-specific DOT HAZMAT training every three years.

Logistics & Handling

Storage
* Location: Store in a cool, dry, well-ventilated area, away from direct sunlight, heat sources, and incompatible materials (especially flammables, combustibles, reducing agents, acids, and finely divided metals).
* Containment: Use secondary containment (e.g., dikes, bunds) capable of holding 110% of the largest container’s volume to contain spills and prevent environmental contamination. Concrete or chemically resistant flooring is recommended.
* Segregation: Store separately from incompatible goods. Clearly mark storage areas.
* Stacking: Stack bags or containers securely according to manufacturer recommendations and weight limits. Avoid excessive height to prevent collapse. Use pallets.
* Inventory Management: Practice FIFO (First-In, First-Out) to minimize degradation and ensure product freshness.

Handling & Loading/Unloading
* PPE: Mandate use of appropriate Personal Protective Equipment (PPE): safety glasses, dust mask (N95 or equivalent), chemical-resistant gloves (e.g., nitrile), and sturdy footwear. Long sleeves/pants are recommended.
* Dust Control: Minimize dust generation during handling. Use enclosed conveyors where possible. Wet down dusty areas if safe and appropriate. Ensure good ventilation.
* Mechanical Handling: Use forklifts, pallet jacks, or conveyors designed for the load weight. Ensure equipment is in good condition.
* Manual Handling: Train personnel on proper lifting techniques to prevent injury. Limit manual lifting of heavy bags.
* Spill Response: Have spill kits readily available (containing absorbents like vermiculite or sand, PPE, shovels, and containers). Train personnel on spill response procedures. Never use combustible materials (like sawdust) to clean up oxidizer spills. Report significant spills per regulations.

Transportation
* Carrier Selection: Use carriers experienced in handling hazardous materials (Hazmat) and compliant with DOT regulations.
* Vehicle Condition: Ensure transport vehicles are clean, dry, and in good condition. Tarps should be used to protect from rain during open-bed transport if allowed by regulation for the packaging.
* Securement: Load and secure packages to prevent movement, shifting, or damage during transit. Follow FMCSA cargo securement rules.
* Documentation: Ensure the driver has all required shipping papers, emergency response information, and the carrier’s Hazmat registration.

Emergency Response
* Emergency Contacts: Ensure 24/7 emergency contact information (e.g., CHEMTREC: 1-800-424-9300) is on shipping papers and readily available at storage/distribution sites.
* Spill Procedures: Train personnel on immediate actions: isolate area, eliminate ignition sources, wear PPE, contain spill (using non-combustible absorbents), collect waste safely, and report as required. Do not allow runoff.
* Fire: Evacuate area. Use copious amounts of water to cool containers and extinguish surrounding fire. Do not use dry chemical extinguishers on large oxidizer fires without expert guidance, as some can react violently. Notify emergency services immediately, specifying the material is an oxidizer.

Recordkeeping
* Maintain records of:
* State fertilizer registrations and renewals.
* DOT Hazmat training certificates for employees.
* Shipping manifests and bills of lading.
* Spill reports and incident documentation.
* Maintenance records for storage areas and containment.
* Inventory logs (for traceability).
* SPCC Plan (if applicable).
* Safety Data Sheets (SDS).

Safety Data Sheet (SDS)
* Ensure a current, compliant SDS (per OSHA Hazard Communication Standard – 29 CFR 1910.1200) is available for the specific product formulation. The SDS provides critical information on hazards, composition, first aid, firefighting, accidental release, handling, storage, exposure controls, and physical/chemical properties.

Disclaimer: Regulations are complex and subject to change. This guide provides general information. Always consult the specific regulations of the U.S. DOT (PHMSA), EPA, OSHA, and the relevant state Departments of Agriculture and Environmental Protection for the most current and legally binding requirements applicable to your specific product and operations. Engage qualified regulatory consultants if necessary.

Declaration: Companies listed are verified based on web presence, factory images, and manufacturing DNA matching. Scores are algorithmically calculated.

In conclusion, sourcing 16-16-16 slow-release fertilizer for sale presents a strategic opportunity to meet the growing demand for balanced, efficient, and sustainable nutrient solutions in agriculture, horticulture, and landscaping. The uniform N-P-K ratio ensures equal nutrient support for a wide variety of plants, while the slow-release mechanism enhances nutrient uptake, reduces leaching, and minimizes the risk of over-fertilization. When sourcing this product, it is essential to partner with reliable suppliers who maintain consistent quality, adhere to industry standards, and offer competitive pricing and scalable supply options. Additionally, considering factors such as coating technology, release duration, and environmental impact will help select the most effective product for target markets. With proper sourcing, branding, and distribution, 16-16-16 slow-release fertilizer can become a valuable and profitable offering in both commercial and retail fertilizer markets.

Top 10 16-16-16 Slow Release Fertilizer For Sale Manufacturers 2026

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