SoluGreen Ammonium Sulfate Fertilizer
Best nitrogen supplement for gardeners needing high-purity, water-soluble plant nutrition.
This is the gold standard for gardeners who need a clean, high-purity nitrogen boost without the heavy metal baggage of lesser fertilizers. Its exceptional solubility makes it a versatile workhorse for everything from soil drenching to complex hydroponic systems, though you will need to look elsewhere if your soil is already nitrogen-rich.
$30.27
at
Custom Hydro
Who it's for
- Gardeners seeking immediate foliage growth and deep green color
- Farmers needing to correct sulfur deficiencies for plant health
- Horticulturists growing acid-loving plants in alkaline soil conditions
Who should skip it
- Novice gardeners prone to over-application and root scorching
- Growers looking for a complete, all-in-one nutritional fertilizer solution
- Homeowners maintaining lawns with neutral or acid-sensitive soil types
Performance breakdown
Solubility Efficiency
Dissolves rapidly without foaming for seamless integration into any irrigation system.
Nutrient Purity
Virgin oleum manufacturing ensures minimal heavy metal contamination for cleaner soil health.
Application Versatility
Adapts perfectly to soil, fertigation, or hydroponic setups with ease.
Particle Uniformity
Double-screened consistency prevents clogging during precise mechanical or manual application.
Nitrogen Availability
Quick-release formula provides an immediate, potent boost for rapid greening.
Sulfur Enrichment
High sulfur content effectively supports plant metabolism and soil pH balance.
Key Specs
Guaranteed Analysis
21% Ammonium Nitrogen, 24% Sulfur
Package Weight
50 lb.
SGN
Approximately 100 (Very uniform)
Manufacturing Acid
Virgin oleum sulfuric acid
Heavy Metal Content
Lowest in the industry
Application Method
Foliar Spray
Fertilizer Source
Synthetic
Coverage Area
Varies by use (e.g., 5-7 lbs per 1000 sq ft for turf)
Nitrogen Percentage
21%
Phosphorus Percentage
0%
Know before you buy
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Ask Metto anything about the SoluGreen Ammonium Sulfate Fertilizer before you decide.