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General Hydroponics

  • AzaMax 16 oz

    AzaMax is a natural product with a broad spectrum of pest control. It contains Azadirachtin A & B as active ingredients and more than 100 limonoids. AzaMax does not use hard chemical solvents and...

    $74.99
  • AzaMax 4 oz

    AzaMax is a natural product with a broad spectrum of pest control. It contains Azadirachtin A & B as active ingredients and more than 100 limonoids. AzaMax does not use hard chemical solvents and...

    $29.99
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  • AzaMax Quart

    AzaMax is a natural product with a broad spectrum of pest control. It contains Azadirachtin A & B as active ingredients and more than 100 limonoids. AzaMax does not use hard chemical solvents and...

    $124.99
    Add to Cart
  • Float Valve w/ Barbed Fitting

    An essential part for do-it-yourselfers! This float valve assembly controls the water/nutrient solution level in your primary reservoir (controller). Comes with 1/2 in brass barbed fitting.

    MSRP: $27.95
    $26.99
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  • GH 1500 PPM Reference Solution 8 oz

    General Hydroponics® uses the highest quality reference solutions, allowing growers to calibrate many popular brands of PH, EC and TDS meters (NaCl scale or the 442 scale). General Hydroponics®...

    MSRP: $8.20
    $7.99
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  • GH Armor Si Gallon

    Armor Si is suitable for all types of plants during all stages of growth. It can be used for plants growing in hydroponics, Coco Coir and all types of media. Use as a growth enhancer with irrigation...

    $41.28
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  • GH Armor Si Quart

    Armor Si is suitable for all types of plants during all stages of growth. It can be used for plants growing in hydroponics, Coco Coir and all types of media. Use as a growth enhancer with irrigation...

    $16.33
    Add to Cart
  • GH CALiMAGic Gallon

    CALiMAGic is a concentrated blend of readily available Calcium and Magnesium. It is formulated to assist fast growing plants by preventing secondary nutrient deficiencies. CALiMAGic helps optimize...

    $41.87
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  • GH CALiMAGic Quart

    CALiMAGic is a concentrated blend of readily available Calcium and Magnesium. It is formulated to assist fast growing plants by preventing secondary nutrient deficiencies. CALiMAGic helps optimize...

    $16.72
  • GH CocoTek Bloom A Gallon

    Put even more power into coconut coir with a formula that makes the most of your amendments. Featuring calcium and magnesium, CocoTek® A+B offer an easy-to-use formula that’s designed to...

    MSRP: $35.89
    $35.12
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