Jack's Nutrients All Purpose Fertilizer
Best versatile nutrient solution for indoor and outdoor plant enthusiasts.
This is the gold standard for growers who want one reliable solution for everything from ferns to flowers. While it lacks the specialized focus of plant-specific formulas, its professional-grade, chelated nutrient profile delivers consistent, vibrant growth that makes complex feeding schedules feel entirely unnecessary.
$28.34
at
Matt's Hydroponics
Who it's for
- Gardeners seeking consistent growth for diverse plant collections
- Busy growers needing fast-acting nutrient delivery
- Homeowners wanting one simple solution for their entire landscape
Who should skip it
- Specialists growing plants with unique or heavy nutrient requirements
- Beginners uncomfortable with measuring and diluting concentrated formulas
- Gardeners preferring the convenience of slow-release or ready-to-use products
Performance breakdown
Nutrient Solubility
Dissolves rapidly in water for immediate, mess-free root zone delivery.
Versatility
The balanced NPK ratio supports everything from houseplants to outdoor gardens.
Foliage Impact
Chelated micronutrients consistently produce deep, vibrant green leaf growth.
Absorption Efficiency
Chelated elements ensure plants access nutrients even in varied soil conditions.
Ease of Application
Simple mixing instructions make precise feeding accessible for all skill levels.
Professional Reliability
A proven, industry-standard formula trusted by commercial greenhouse growers.
Key Specs
NPK Ratio
20-20-20
Package Weight
4 LB
Contains fully chelated trace elements
Water Soluble
true
Fertilizer Form
Water Soluble Powder
Nitrogen Percentage
20%
Phosphorus Percentage
20%
Potassium Percentage
20%
Plant Type Application
Indoor Plants
Season of Use
All Season
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