Protassium+ SOP
Best organic potassium source for hydroponic and drip irrigation systems.
This is the gold standard for organic growers who need high-performance potassium without the baggage of animal waste. Its fine, solar-evaporated texture dissolves instantly, making it the most efficient choice for precision fertigation and hydroponic systems.
$65.60
at
Custom Hydro
Who it's for
- Organic farmers needing OMRI-certified potassium sources
- Gardeners seeking improved plant vigor and fruit quality
- Growers protecting salt-sensitive crops from fertilizer burn
Who should skip it
- Budget-conscious farmers managing large-scale acreage
- Applicators wanting to avoid dust and uneven spreading
- Gardeners looking for an all-in-one NPK solution
Performance breakdown
Solubility Efficiency
Fine screening ensures rapid, clog-free dissolution for precise fertigation systems.
Organic Integrity
OMRI certification guarantees compliance with the strictest organic production standards.
Nutrient Density
High-potash formula delivers a potent boost for superior crop quality.
Purity Profile
Minimal chloride and heavy metal content protects sensitive root systems.
Application Versatility
Adapts seamlessly from traditional broadcast methods to modern hydroponic setups.
Sustainability Impact
Solar evaporation production minimizes the environmental footprint of mineral extraction.
Key Specs
Guaranteed Analysis
0-0-50
Soluble Potash (K2O)
50% Minimum
Sulfur (S)
17% Minimum (18% Guaranteed)
Chloride (Cl) Max
0.8%
Derived From
Potassium Sulfate
Package Weight
50 lb.
Production Method
Solar evaporation process
Fertilizer Source
Organic, Mineral Based
Water Soluble
Yes
Target Plant Type
Vegetables
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