Monterey Turf Booster 18-2-2 + 1% Iron Fertilizer
Best lawn fertilizer for homeowners seeking professional-grade, long-lasting green results.
Elevate your lawn's health with Monterey Turf Booster 18-2-2 + 1% Iron Fertilizer. This professional-grade formula is engineered for vigorous growth and lasting resilience, utilizing three nitrogen forms for sustained green color. It actively promotes a strong root zone, enhancing your turf's overall hardiness. Ideal for application early and throughout the growing season, it's available in convenient Ready-to-Spray and concentrate options. Monterey offers effective, economical solutions for home gardeners seeking a professional finish.
$28.99
Owner Satisfaction
4.5
/ 5
Category Rank
3039
/ 4348
#3039 in Fertilizers
Price vs Category Average
-53%
Below average
NPK Ratio
1822
/ --
Who it's for
- Homeowners seeking an immediate, vibrant lawn color boost
- Gardeners wanting a quick surge in turf density
- Users preferring precise, uniform liquid nutrient coverage
Who should skip it
- Beginners worried about accidental grass damage from over-application
- Busy gardeners wanting long-lasting, low-maintenance results
- Lawns needing comprehensive root health and stress support
Performance breakdown
Greening Efficacy
Triple nitrogen blend delivers rapid, sustained color across the entire lawn.
Application Versatility
Ready-to-spray and concentrate options accommodate various lawn sizes and equipment.
Root Development
Balanced formula encourages deep, resilient root systems for long-term turf health.
Ease of Use
Hose-end connectivity makes large-scale lawn treatment simple and mess-free.
Nutrient Precision
Professional-grade ratio provides targeted support for active growing seasons.
Formula Longevity
Slow-release technology minimizes the frequency of required re-applications.
Key Specs
NPK Ratio
18-2-2
Micronutrient Content
1% Iron
Nitrogen Percentage
18.0%
Phosphorus Percentage
2.0%
Potassium Percentage
2.0%
Fertilizer Form
Liquid Concentrate, Ready-to-Use Spray
Release Type
Slow Release
Fertilizer Source
Synthetic
Features
- Sustained green color with 3 nitrogen forms
- Promotes vigorous root zone growth
- Enhances lawn resilience and hardiness
- Suitable for early and continuous application
- Professional-grade technology for home use
- Available in Ready-to-Spray format
What customers say
Customers overwhelmingly praise the effectiveness of the Monterey Turf Booster, noting rapid and deep greening results, often visible within days. The high iron content delivers professional quality color without staining if applied correctly. While it is a concentrate requiring mixing, users appreciate the flexibility and find the application process straightforward once they determine the correct ratio for their sprayer. This product is frequently highlighted for delivering exceptional quality and visible lawn health improvements.
Know before you buy
The 18-2-2 ratio indicates the percentage of nitrogen, phosphorus, and potassium in the formula. The high nitrogen content is specifically designed to promote rapid, lush green growth, while the smaller amounts of phosphorus and potassium support root development and overall plant resilience.
The 1% iron content is included to provide a deep, dark green color to your turf without forcing excessive growth. It is particularly helpful for correcting minor iron deficiencies that can cause yellowing or pale grass blades.
Yes, this formula is designed for continuous use from spring through fall. Because it utilizes three different forms of nitrogen, it provides a sustained release of nutrients to keep your lawn healthy and vibrant across the entire growing season.
Monterey Turf Booster is formulated for standard lawn grasses. As with any synthetic fertilizer, it is recommended to test a small, inconspicuous area first if you have sensitive or specialty turf varieties to ensure compatibility.
The Ready-to-Spray version features a hose-end attachment for immediate application, making it ideal for quick coverage of larger areas. The concentrate version requires you to mix the product with water in your own sprayer, offering more control for spot treatments or specific dilution needs.
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$29