Royal Gold Crown Jewels Organic All Purpose 5-5-5 Dry Soluble Fertilizer
Best organic all-purpose fertilizer for versatile home gardening success.
Elevate your plant's growth with Royal Gold Crown Jewels Organic All Purpose Fertilizer. This balanced 5-5-5 NPK formula is perfect for all stages of plant development, from initial soil preparation to ongoing feeding. Crafted from natural, organic-derived ingredients like feather meal and kelp meal, it nourishes a wide array of plants, including vegetables, flowers, and houseplants. Its versatility extends to all soil and soilless mediums, making it an ideal choice for both experienced gardeners and beginners seeking healthy, vibrant results.
$17.99
Owner Satisfaction
4.7
/ 5
Category Rank
50
/ 4425
#50 in Fertilizers
Price vs Category Average
-71%
Below average
Guaranteed Analysis
5
/ % Total Nitrogen (N)
Who it's for
- Efficiency-focused gardeners using irrigation or foliar spray systems
- Eco-conscious gardeners prioritizing long-term soil health
- Versatile growers needing one solution for all plant stages
Who should skip it
- Budget-conscious shoppers preferring conventional or synthetic alternatives
- Convenience-seeking gardeners avoiding manual mixing and measuring
- Commercial growers managing heavy-feeding or specialized plant varieties
Performance breakdown
Nutrient Balance
The 5-5-5 ratio provides a reliable foundation for diverse plant needs.
Ingredient Quality
High-grade organic sources like feather and kelp meal ensure steady nourishment.
Application Versatility
Works seamlessly across soil, soilless mediums, and various plant life stages.
Release Consistency
Slow-release formula prevents nutrient spikes and supports long-term root health.
Secondary Nutrient Profile
Added calcium and magnesium provide essential support for robust structural growth.
Ease of Integration
Granular form allows for effortless mixing into existing growing mediums.
Key Specs
Guaranteed Analysis
5% Total Nitrogen (N)
Guaranteed Analysis
5% Available Phosphate (P2O5)
Guaranteed Analysis
5% Soluble Potash (K2O)
Secondary Nutrients
5% Calcium (Ca), 0.5% Magnesium (Mg)
Nitrogen Source
5% Water Insoluble Nitrogen
Derived From
Feather Meal, Bone Meal, Fish Bone Meal, Kelp Meal
Fertilizer Form
Granular
Release Type
Slow Release
Features
- Balanced 5-5-5 nutrient ratio for general feeding.
- Complements Royal Gold growing mediums.
- Ideal for pre-plant soil adjustment.
- Sustained feeding with varied nitrogen sources.
- Enriched with essential Calcium and Magnesium.
- Made from natural, organic-derived ingredients.
- Suitable for all plant types and growth stages.
- Versatile use in any soil or soilless mix.
What customers say
Customers consistently praise the exceptional quality and effectiveness of this organic fertilizer. Reviewers frequently note significant improvements in plant vigor and overall health across various crops. A major highlight is the product's superior ease of use; being dry and highly soluble, it mixes quickly without clumping, making application simple for both experienced growers and beginners. Consumers feel confident using this balanced 5 5 5 formula, appreciating its reliable, gentle feeding action.
Know before you buy
Yes, the 5-5-5 formula is gentle enough for houseplants. Because it is a slow-release granular fertilizer, ensure you mix it thoroughly into the top layer of your potting soil to prevent surface mold and ensure proper nutrient uptake.
While it is designed for soil and soilless mediums like coco coir, it is not intended for water-based hydroponic systems. The granular, organic ingredients will not dissolve completely and may clog irrigation lines or pumps.
Because it features a slow-release formula, you typically only need to reapply every 4 to 6 weeks depending on your plant's specific needs and the environmental conditions. Always monitor your plant's foliage color and growth rate to determine if an additional feeding is necessary.
Yes, it is enriched with 5% Calcium and 0.5% Magnesium, which are essential for preventing common deficiencies like blossom end rot in tomatoes and peppers. It provides a solid baseline of secondary nutrients to support structural integrity and photosynthesis.
Absolutely. It is an excellent choice for pre-plant soil adjustment, as the organic ingredients will begin to break down and build soil health before your plants even hit the ground. Simply mix the granules into your soil or growing medium a few days before planting.
Because it is an organic-derived, slow-release fertilizer, it carries a much lower risk of nutrient burn compared to synthetic, high-salt fertilizers. However, it is still best practice to follow the recommended application rates on the packaging to avoid nutrient imbalances.
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$18