House & Garden Hydro A – 20 Liter


SAVE $60.94 (50%)

House & Garden Hydro is a specialized base nutrient system designed for run-to-waste / drain-to-waste hydroponic systems. Hydro A when paired with Hydro B provides the complete range of required nutrients in fully soluble forms, catering to both vegetative and flowering phases. Its unique formulation automatically balances pH levels, creating the perfect environment for optimal nutrient absorption and healthy root development. Experience faster, more vigorous growth with stronger stems, vibrant foliage, and heavier yields.

  • Hydro A Guaranteed Analysis: 0.3-0-0.3
  • For drain-to-waste systems
  • Size: 20 liters

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Only 1 left in stock




House & Garden Hydro Base Nutrient System

Hydro A&B uses unique formulations specifically for run-to-waste / drain-to-waste hydroponic systems. This base nutrient allows for rapid nutrient uptake, working as efficiently as possible. It is designed to provide complete fertigation for both vegetative and flowering growth and is precisely designed to provide the complete range of required nutrients in fully soluble forms. Hydro A&B is engineered to balance pH levels rapidly, resulting in more effective nutrient uptake and faster, vigorous plant growth.
Disclaimer: Hydro A&B contains no dyes, synthetic PGRs, or detectible heavy metals.  In order to maximize activity and shelf life, sealed bottles and containers should be stored between 45 to 85 degrees Fahrenheit (7 to 29 degrees Celsius) and should be used within one year of opening the seal.

Hydro A Guaranteed Analysis:

  • Total Nitrogen (N):……………………..0.3%
    • 0.02% Ammoniacal Nitrogen
    • 0.28% Nitrate Nitrogen
  • Soluble Potash (K2O):…………………0.3%

Derived From: Calcium Nitrate, Ammonium Nitrate, Nitric Acid, Potassium Hydroxide

How to Use:

Application: Use Hydro A / B to provide specialized nutrients in drain-to-waste hydroponics applications.

Dose: Always use equal amounts of “A” and “B” components. 2mL-11 mL per gallon / 0.5mL-3mL per liter. Consult the feed chart or nutrient calculator for exact dilution rates.

Instructions For Use: Fill reservoir with fresh water (low PPM preferred). First add appropriate amount of “A” component first, mix thoroughly, and let stand. Second appropriate amount of “B” component, mix thoroughly and let stand. Adjust pH to 5.0 before adding any stimulants. NEVER mix “A” component and “B” component in concentrate


Weight 56.1 lbs
Dimensions 10 × 12 × 14 in
Product Category



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