JR Peters Calcium Nitrate Fertilizer
Best high purity nutrient supplement for serious hydroponic growers.
This essential nutrient component provides a critical calcium boost to support robust cell wall development and overall plant structural integrity. Designed as part of a two-part feeding system, it ensures plants receive the necessary elements for vigorous growth and resilience against environmental stress.
$14.55
at
Greenhouse Megastore
More Jack's Nutrients options
Who it's for
- Hydroponic growers requiring clean and efficient nutrient delivery systems
- Gardeners looking to prevent blossom end rot and strengthen plant tissues
- Commercial cultivators who demand reliable and clean professional-grade inputs
Who should skip it
- Hobbyists seeking a simple, one-bottle fertilizer solution for their plants
- Growers in humid environments without airtight storage containers
- Beginners who prefer stable, pH-buffered nutrient solutions for easier maintenance
Performance breakdown
Solubility Speed
Dissolves rapidly in water without leaving behind stubborn, gritty residue.
Nutrient Precision
Delivers a clean, targeted dose of calcium and nitrogen for growth.
System Compatibility
Integrates seamlessly with Part A for a balanced, professional feeding regimen.
Ease of Mixing
The powder consistency makes measuring and blending into solutions straightforward.
Deficiency Prevention
Effectively fortifies cell walls to stop common nutrient-related plant stress.
Scalability
Reliable performance whether you are managing a closet or a greenhouse.
Key Specs
Weight
2.2 lbs
Type
Synthetic Fertilizer
Form
Powder
Water Soluble
Yes
Primary Nutrient
Calcium
Compatibility
Requires Part A fertilizer
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