General Hydroponics MaxiGro Fertilizer
Best reliable nutrient boost for indoor vegetable gardeners.
This concentrated, water-soluble formula is designed to fuel vigorous vegetative growth, making it an excellent choice for seedlings, cuttings, and leafy greens. It dissolves quickly, providing a balanced nutrient boost that supports strong root systems and lush foliage development.
$21.99
at
True Leaf Market
More Maxi Series options
Who it's for
- Gardeners seeking maximum plant growth with minimal product volume
- Budget-conscious growers looking for high-value nutrient solutions
- Hobbyists managing diverse plant types in various growing media
Who should skip it
- Users with automated drip systems requiring perfectly clear reservoirs
- Growers in humid environments without airtight storage containers
- Busy gardeners who prefer the convenience of quick-pour liquid nutrients
Performance breakdown
Vegetative Growth Efficacy
The NPK ratio is perfectly calibrated for lush, rapid foliage development.
System Versatility
Seamlessly transitions between hydroponic reservoirs and traditional soil-based feeding schedules.
Solubility Speed
Dissolves quickly in water without leaving stubborn residue or clogging emitters.
Nutrient Density
Highly concentrated formula means a small amount goes a long way.
Storage Convenience
Lightweight dry powder packaging eliminates the mess of heavy liquid jugs.
Root Support
Added calcium and micronutrients create a strong foundation for young plants.
Key Specs
Weight
2.2 lbs
NPK Ratio
10-5-14
Form
Powder
Water Soluble
Yes
Primary Benefit
Vegetative growth and root development
Application Method
Dissolve in water for soil or hydroponic use
Organic Certified
No
Season of Use
Spring and Summer
Release Type
Fast release
Nutrient Profile
10% Nitrogen, 5% Phosphorus, 14% Potassium
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Ask Metto anything about the General Hydroponics MaxiGro Fertilizer before you decide.
