JR Peters Jack's Nutrients Finish Fertilizer
Best late stage nutrient boost for serious home gardeners.
This specialized formula is designed to support the final stages of plant development, encouraging robust blooms and fruit production. By providing a high-potassium boost, it helps plants transition effectively from vegetative growth to a productive harvest phase.
$20.00
at
Greenhouse Megastore
More Jack's Nutrients options
Who it's for
- Growers seeking maximum flower density and resin production
- Hydroponic gardeners requiring clean, sediment-free nutrient solutions
- Budget-conscious cultivators managing large-scale gardens
Who should skip it
- Casual hobbyists who prefer the simplicity of liquid measuring cups
- Minimalist gardeners looking for a single all-in-one fertilizer solution
- Growers in humid environments without airtight storage options
Performance breakdown
Bloom Potency
High potassium ratio drives exceptional flower density and fruit development.
Solubility Speed
Dissolves rapidly in water, preventing clogs in irrigation or drip systems.
Nutrient Precision
Targeted NPK balance minimizes vegetative growth during the critical finishing phase.
Ease of Application
Simple mixing instructions make it accessible for both hobbyists and pros.
Yield Enhancement
Specifically engineered to maximize harvest weight and final crop quality.
Consistency
Reliable formulation ensures uniform nutrient delivery across every feeding cycle.
Key Specs
NPK Ratio
7-15-30
Nitrogen Percentage
7%
Phosphorus Percentage
15%
Potassium Percentage
30%
Package Weight
2.2 lbs
Model Number
FE-JA-FIN01
Fertilizer Type
Finish Fertilizer
Water Soluble
Yes
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