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Additives

Additives

  • Alchemist PH Down 1Qt.

    Alchemist PH Down 1Qt.

    Alchemist

    $18.95
    Alchemist pH Down is comprised of very pure, food safe ingredients. This unique buffer is non-toxic, non-corrosive and non-hazardous making it like no other pH buffer on the market. Alchemist pH Down Non-Corrosive will not increase the conductivity of...
    $18.95
  • Alchemist PH Up 1 Qt.

    Alchemist PH Up 1 Qt.

    Alchemist

    $13.95
    Alchemist pH Up is comprised of very pure, food safe ingredients. This unique buffer is non-toxic, non-caustic and non-hazardous making it like no other pH buffers on the market. Alchemist pH Up Non-Caustic will not increase the conductivity of your...
    $13.95
  • Azos  Beneficial Bacteria 6oz Azos  Beneficial Bacteria 6oz

    Azos Beneficial Bacteria 6oz

    Xtreme Gardening

    $32.99
    Azos is a naturally occurring bacteria that promotes plant growth. Azos converts nitrogen into a usable form that is readily available to the plant. Nitrogen is critical for forming vegetative matter and supporting abundant growth. Azos promotes growth,...
    $32.99
  • Bluelab 7.0 pH Calibration Solution, 20 ml

    Bluelab 7.0 pH Calibration Solution, 20 ml

    bluelab

    $2.20
    Calibration and conductivity standard solutions... a must in every grower's toolbox. The Bluelab calibration and conductivity standard solutions are essential for use with all Bluelab products for the calibration of pH and testing the cleanliness of the...
    $2.20
  • Cal-Mag Plus, 1 qt

    Cal-Mag Plus, 1 qt

    Botanicare

    $21.85
    A custom-designed, highly-beneficial calcium, magnesium, iron, and trace mineral plant nutrient supplement that helps with calcium, magnesium, and iron deficiencies in nutrient fertilizer programs. 
    $21.85
  • Cal-Max 1qt

    Cal-Max 1qt

    Growtek

    $13.95
    During periods of high temperatures and accelerated growth, plants can develop nutrient deficiencies, which are preventable. Cal-Max™ was developed to provide the additional calcium, magnesium and iron needed to support peak production...
    $13.95
  • CES PH Down 1 Quart

    CES PH Down 1 Quart

    $12.76
    Concentrated pH adjustment liquid, acidic buffer lowers water and nutrient solution pH. Highly concentrated, use conservatively. Slowly add to pure water or nutrient solution, at small intervals. Note beginning reading and then test pH. Repeat...
    $12.76
  • CES PH UP  1 Qt.

    CES PH UP 1 Qt.

    $10.76
    Concentrated pH adjustment liquid, alkaline buffer raises water and nutrient solution pH. Highly concentrated, use conservatively. Slowly add to pure water or nutrient solution, at small intervals. Note beginning reading and then test pH. Repeat small...
    $10.76
  • CES PH Up 1 Gallon

    CES PH Up 1 Gallon

    $28.50
    CES pH Up™Concentrated pH adjustment liquid, alkaline buffer raises water and nutrient solution pH. Highly concentrated, use conservatively. Slowly add to pure water or nutrient solution, at small intervals. Note beginning reading and then test pH...
    $28.50
  • Coast of Maine Alfalfa Meal Soil Builder Coast of Maine Alfalfa Meal Soil Builder

    Coast of Maine Alfalfa Meal Soil Builder

    Coast Of Maine

    $16.99
    Uses: As a top dressing on annuals, vegetables, perennials and flowering shrubs (but not acid-lovers like rhododendrons and azaleas).   Coast of Maine Organic Products Alfalfa Meal is a soil conditioner that increases the amount of organic...
    $16.99
  • Coast of Maine Earthworm Castings Coast of Maine Earthworm Castings

    Coast of Maine Earthworm Castings

    Coast Of Maine

    $16.99
    Welcome to organic gardening made easy! Coast of Maine Organic Products offers what we believe are the most unique and effective organic gardening products available. Our organically approved, compost-based soils, enriching mulches,...
    $16.99
  • Coast of Maine Fish Bone Meal Buds and Blooms Coast of Maine Fish Bone Meal Buds and Blooms

    Coast of Maine Fish Bone Meal Buds and Blooms

    Coast Of Maine

    $16.99
      A must have when flipping to flower in your home grow    Fish Bone Meal (5-13-0) with 1% Calcium   Uses: A source of phosphorus, calcium, nitrogen and essential minerals for budding and blooming plants.   Coast of...
    $16.99
  • Coast of Maine Lobster Compost 1cf Coast of Maine Lobster Compost 1cf

    Coast of Maine Lobster Compost 1cf

    Coast Of Maine

    $11.99
    Another good use of this product is to make a compost tea with it.  What you will need a bucket preferably 5 gal, air stone, air tubing, air pump and cheese cloth, panty hose etc to hold the compost. fill cheesecloth, pantyhose, or whatever...
    $11.99
  • Coast of Maine Squid 1 Qt Coast of Maine Squid 1 Qt

    Coast of Maine Squid 1 Qt

    Coast Of Maine

    $22.99
    Liquid Squid Fertilizer for Indoor Plants ( 2-3-0 )   Uses: Promotes budding and blooming in indoor plants. Coast of Maine Organic Products Liquid Squid is a highly concentrated liquid fertilizer used to feed indoor house and tropical plants...
    $22.99
  • GH Armor Si, 1 qt

    GH Armor Si, 1 qt

    General Hydroponics

    $15.80
    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 water or in addition to your regular fertilizers...
    $15.80