Fertilome Blooming & Rooting Soluble Plant Food 9-58-8
Best high-phosphorus fertilizer for gardeners seeking vibrant blooms and strong roots.
Elevate your garden's potential with Fertilome Blooming & Rooting Soluble Plant Food. This powerful 9-59-8 NPK formula is specifically designed to encourage abundant blooms and foster robust root development. Its highly soluble nature ensures rapid nutrient absorption, leading to visibly healthier and more vibrant plants. Ideal for a wide array of flowering plants, annuals, perennials, and houseplants, this plant food is easily applied by mixing with water for convenient watering. Give your plants the targeted nutrition they need to thrive and flourish throughout the season.
$61.99
Owner Satisfaction
4.7
/ 5
Category Rank
50
/ 4348
#50 in Fertilizers
Price vs Category Average
+0%
Below average
N-P-K Ratio
9598
/ --
Who it's for
- Gardeners aiming for maximum flower and fruit production
- Plant owners needing an immediate nutrient boost
- Landscapers helping new transplants establish strong roots
Who should skip it
- Beginners preferring simple, low-maintenance feeding routines
- Gardeners seeking an all-purpose daily fertilizer
- Eco-conscious growers concerned about soil nutrient balance
Performance breakdown
Bloom stimulation
High phosphorus content drives exceptional flower production across all varieties.
Nutrient solubility
Powder dissolves instantly for immediate root zone availability.
Application ease
Simple water-mixing process makes routine feeding effortless for gardeners.
Root development
Balanced formula encourages strong, foundational growth in young plants.
Versatility
Effective across diverse indoor and outdoor flowering plant species.
Action speed
Quick-release minerals provide visible results within a short timeframe.
Key Specs
N-P-K Ratio
9-59-8
Package Weight
3 Pounds
Fertilizer Form
Water Soluble Powder
Primary Nutrient Focus
Phosphorus (59%)
Nitrogen Percentage
9%
Potassium Percentage
8%
Fertilizer Source
Mineral Based
Application Method
Soil Drench
Features
- Promotes abundant blooms and strong roots
- Rapid nutrient uptake for quick results
- Versatile for various flowering plants
- Easy to mix and apply with water
- Enhances overall plant health
- Boosts flowering potential
- Quick release formula
What customers say
Users consistently praise this product for its remarkable reliability in fostering strong root systems and encouraging abundant blooms. Many report seeing rapid, positive changes in plant health and flower production soon after use, establishing it as a trusted choice for transplants and recovering plants. The concentrated, targeted formula is frequently noted for offering excellent value, delivering professional grade results simply. This solution earns high marks for consistently promoting vigorous, healthy growth.
Know before you buy
The high middle number, 59, indicates a very high phosphorus content. This is specifically formulated to trigger heavy flower production and support strong root systems rather than focusing on leafy green growth.
Yes, this formula is safe for houseplants. Because it is highly soluble, it is easy to mix into your regular watering routine, though you should ensure your plants are in a high-light environment to support the blooming process.
Since this is a quick-release formula, it provides a rapid nutrient boost. For best results, follow the mixing instructions on the label and apply it throughout the growing season as part of your regular watering schedule.
While it is designed for flowers and perennials, the high phosphorus content can also benefit fruiting vegetables like tomatoes or peppers. However, it is not intended for leafy greens like lettuce or spinach, which require more nitrogen.
Yes, this product is specifically engineered to be fully water-soluble. It will not leave behind gritty residue, making it ideal for use in watering cans or fertigation systems.
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