Royal Gold Crown Jewels Bloom 1-4-2, 10 lb
Best phosphorus-rich fertilizer for gardeners seeking vibrant blooms and healthy fruit.
Enhance your plant's fruiting and flowering stages with Royal Gold Crown Jewels Bloom 1-4-2. This specialized granular fertilizer is ideal for amending soil before planting or as a top dressing during peak bloom. Formulated to work with all growing mediums, it provides essential nutrients derived from natural sources. Its balanced 1-4-2 NPK ratio, with a focus on phosphorus, supports robust flower and fruit development. Additionally, it delivers vital secondary nutrients, including 11% Calcium, promoting overall plant health and vigor throughout the growing season.
$14.98
Owner Satisfaction
4.5
/ 5
Category Rank
3091
/ 4425
#3091 in Fertilizers
Price vs Category Average
-76%
Below average
Guaranteed Analysis NPK
142522
/ % Total Nitrogen, % Available Phosphate (PO), % Soluble Potash (KO)
Who it's for
- Cultivators needing flexible application methods for different setups
- Serious growers aiming for maximum flower density and yield
- Quality-focused gardeners avoiding nutrient lockout and buildup issues
Who should skip it
- Beginners seeking a simple, all-in-one nutrient solution
- Budget-conscious growers prioritizing cost-effective fertilizer options
- Convenience-seekers preferring easy-to-use liquid nutrient systems
Performance breakdown
Bloom stimulation
High phosphorus content drives exceptional flower and fruit production.
Nutrient diversity
Broad spectrum of natural ingredients ensures comprehensive plant nutrition.
Application versatility
Granular form works seamlessly across all soil and container mediums.
Calcium fortification
Significant calcium levels provide essential structural support for developing blooms.
Ease of use
Simple top-dressing application makes mid-season feeding effortless for gardeners.
Release consistency
Hybrid release profile balances immediate availability with sustained long-term feeding.
Key Specs
Guaranteed Analysis NPK
1% Total Nitrogen, 4% Available Phosphate (P2O5), 2% Soluble Potash (K2O)
Secondary Nutrients
11% Calcium (Ca), 0.5% Magnesium (Mg)
Nitrogen Composition
0.3% Water Soluble Nitrogen, 0.7% Water Insoluble Nitrogen
Derived From
Seabird Guano, Rock Phosphate, Gypsum, Alfalfa, Basalt, Kelp Meal, Neem Seed Meal, Shrimp Meal, Epsom Salt, Sulfate of Potash, and Dolomite
Fertilizer Form
Granular
Release Type
Slow Release, Quick Release
Application Method
Top dressing
Target Plant Type
Lawn, Vegetables, Flowers, Trees and Shrubs, Houseplants
Features
- Optimized for bloom and fruiting stages
- Versatile use with any growing medium
- Natural nutrient sources
- Supports robust flower development
- Provides essential secondary nutrients
- Ideal for pre-plant amendment
- Convenient top dressing application
What customers say
Customers consistently praise the Royal Gold Crown Jewels Bloom formula for its exceptional quality and reliable performance during the critical flowering stage. Users frequently note dramatic improvements in bud density and overall plant health, confirming its effectiveness as a dedicated bloom nutrient. The ease of integration into existing feeding schedules is also a significant positive, making it a trusted choice for serious growers seeking predictable, high yield results.
Know before you buy
You should begin applying this fertilizer as your plants transition into their flowering or fruiting stages. It is also highly effective as a pre-plant amendment to build a nutrient-rich foundation in your soil before you begin the growing season.
Yes, Crown Jewels Bloom is designed to be versatile and works with all growing mediums. Because it is a granular formula, it is most easily applied as a top dressing for soil-based plants or mixed into your medium before planting.
Yes, it is specifically formulated with 11% Calcium and 0.5% Magnesium. These secondary nutrients are essential for maintaining strong cell walls and overall plant vigor during the demanding bloom phase.
Royal Gold Crown Jewels Bloom is derived from natural sources, including seabird guano, rock phosphate, alfalfa, kelp meal, and shrimp meal. These ingredients provide a blend of both quick and slow-release nutrients to support your plants throughout the season.
As a slow-release granular fertilizer, you typically do not need to apply it as frequently as liquid feeds. We recommend following the application rates on the packaging and observing your plant's growth, generally reapplying as the nutrients are depleted during the peak bloom cycle.
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