Best Nitrogen Fertilizer for Lawns in 2025
Updated on August 2025
#1
Recommended
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- Contains a nitrogen analysis of 29-0-3 with iron for enhanced greening and lawn health.
- Provides nutrient release for up to 3 months, unaffected by heavy rainfall, with noticeable results in 7-14 days.
- Suitable for all grass types, but avoid application during high heat and drought stress to prevent turf injury.
- Can be easily applied with various spreader types on dry lawns in spring or fall.
- Covers up to 15,000 sq. ft. with a single 45 lb bag, suitable for all turfgrass types.
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- Contains a nitrogen analysis of 29-0-3 with iron for enhanced greening and lawn health.
- Provides nutrient release for up to 3 months, unaffected by heavy rainfall, with noticeable results in 7-14 days.
- Suitable for all grass types, but avoid application during high heat and drought stress to prevent turf injury.
- Can be easily applied with various spreader types on dry lawns in spring or fall.
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#2
Value for Money
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- Nitrogen deficiency solution for lawns
- Features quick- and slow-release nitrogen
- Compatible with all turf types for year-round use
- Small prill size for even distribution
- Product manufactured in the USA
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- Nitrogen deficiency solution for lawns
- Features quick- and slow-release nitrogen
- Compatible with all turf types for year-round use
- Small prill size for even distribution
- Product manufactured in the USA
#3
11% Off
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- Dual-action fertilizer that provides deep lawn greening within 3 days
- Contains 5% iron to accelerate the greening process
- Suitable for all grass types in spring, summer, or fall applications
- Non-staining formula when applied as directed
- Covers an area of 5,000 sq. ft. with a 16.67 lb. bag
- Immediate re-entry to the lawn after application
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- Dual-action fertilizer that provides deep lawn greening within 3 days
- Contains 5% iron to accelerate the greening process
- Suitable for all grass types in spring, summer, or fall applications
- Non-staining formula when applied as directed
- Covers an area of 5,000 sq. ft. with a 16.67 lb. bag
- Immediate re-entry to the lawn after application
#4
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- 46% urea nitrogen content supports protein synthesis and enhances plant health.
- Promotes abundant blooms, fruits, and vegetables for increased garden productivity.
- Accelerates plant growth with balanced nutrients for vibrant foliage and strong roots.
- Suitable for various crops and gardening methods, ideal for both farmers and home gardeners.
- Enhances soil structure and root development, contributing to erosion control.
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- 46% urea nitrogen content supports protein synthesis and enhances plant health.
- Promotes abundant blooms, fruits, and vegetables for increased garden productivity.
- Accelerates plant growth with balanced nutrients for vibrant foliage and strong roots.
- Suitable for various crops and gardening methods, ideal for both farmers and home gardeners.
- Enhances soil structure and root development, contributing to erosion control.
#5
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- Includes an easy-to-use sprayer for precise application, covering up to 3,200 square feet.
- Contains 28% nitrogen, essential for chlorophyll production and promoting a green, dense lawn.
- Designed to quickly address nitrogen deficiencies and enhance lawn greening and growth.
- Suitable for all grass types, including Bermuda, St. Augustine, and Kentucky Bluegrass.
- Serves as a key macronutrient supplement, enhancing the effectiveness of granular fertilizers.
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- Includes an easy-to-use sprayer for precise application, covering up to 3,200 square feet.
- Contains 28% nitrogen, essential for chlorophyll production and promoting a green, dense lawn.
- Designed to quickly address nitrogen deficiencies and enhance lawn greening and growth.
- Suitable for all grass types, including Bermuda, St. Augustine, and Kentucky Bluegrass.
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#6
29% Off
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- Feeds and fortifies grass to enhance resistance to future issues
- Promotes strong root development and increases water and nutrient absorption
- Applicable to both wet and dry lawns
- Effective on all grass varieties
- Covers an area of 5,000 sq. ft. with one 12.5 lb. bag
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- Feeds and fortifies grass to enhance resistance to future issues
- Promotes strong root development and increases water and nutrient absorption
- Applicable to both wet and dry lawns
- Effective on all grass varieties
- Covers an area of 5,000 sq. ft. with one 12.5 lb. bag
#7
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- Liquid lawn fertilizer booster with iron and nitrogen for enhanced greening
- Ready-to-use hose end sprayer for easy application covering 3,200 square feet
- Contains 6% nitrogen to support growth for a lush lawn
- Blended with 5% iron to intensify lawn color
- Compatible with existing fertilizer programs to enhance nutrient absorption
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- Liquid lawn fertilizer booster with iron and nitrogen for enhanced greening
- Ready-to-use hose end sprayer for easy application covering 3,200 square feet
- Contains 6% nitrogen to support growth for a lush lawn
- Blended with 5% iron to intensify lawn color
- Compatible with existing fertilizer programs to enhance nutrient absorption
#8
18% Off
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- High nitrogen formula promotes lush, green grass and rapid growth.
- Combination of 70% quick-release and 30% slow-release nitrogen for immediate and sustained results.
- Effective for all grass types, enhancing growth in both warm and cold seasons.
- Simple application: mix 5oz per gallon for maintenance, or 10oz for nitrogen deficiency. Covers up to 12,800 sq. ft.
- Family-owned USA company with commitment to customer satisfaction and quality products.
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- High nitrogen formula promotes lush, green grass and rapid growth.
- Combination of 70% quick-release and 30% slow-release nitrogen for immediate and sustained results.
- Effective for all grass types, enhancing growth in both warm and cold seasons.
- Simple application: mix 5oz per gallon for maintenance, or 10oz for nitrogen deficiency. Covers up to 12,800 sq. ft.
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#9
9% Off
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- Season-long application effectiveness
- Revitalizes soil with natural microorganisms
- 5% iron content for enhanced greening
- Slow-release nitrogen from polymer-coated urea lasting up to 4 months
- Not available for shipping to Hawaii and South Dakota
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- Season-long application effectiveness
- Revitalizes soil with natural microorganisms
- 5% iron content for enhanced greening
- Slow-release nitrogen from polymer-coated urea lasting up to 4 months
- Not available for shipping to Hawaii and South Dakota
#10
21% Off
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- NPK Lawn Food with a nutrient ratio of 16-4-8, combining essential macronutrients for optimal lawn health.
- Formulated for easy application, promoting greening and growth across various grass types.
- Includes 4% Phosphorus to support root development and early plant vigor.
- Features 8% Potassium to improve drought resistance and nutrient transport within plants.
- Ideal for maintaining lawn health, enhancing greenness, promoting growth, and addressing macronutrient deficiencies.
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- NPK Lawn Food with a nutrient ratio of 16-4-8, combining essential macronutrients for optimal lawn health.
- Formulated for easy application, promoting greening and growth across various grass types.
- Includes 4% Phosphorus to support root development and early plant vigor.
- Features 8% Potassium to improve drought resistance and nutrient transport within plants.
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