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    General Hydroponics

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    • Home & Garden General Hydroponics
    • General Hydroponics Yard, Garden & Outdoor Living Items
    • General Hydroponics Hydroponic Supplies
    • General Hydroponics Hydroponic Nutrients, pH & Supplements
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    1,338 Results

    • General Hydroponics Flora Series Qt FloraGro FloraBloom FloraMicro 32 oz / Quart
      SPONSORED

      General Hydroponics Flora Series Qt FloraGro FloraBloom FloraMicro 32 oz / Quart

      5 out of 5 stars
      (35)35 product ratings - General Hydroponics Flora Series Qt FloraGro FloraBloom FloraMicro 32 oz / Quart
      $36.49
      150 sold
    • General Hydroponics MaxiGro for Gardening, 2.2 lbs.
      SPONSORED

      General Hydroponics MaxiGro for Gardening, 2.2 lbs.

      $18.36
    • General Hydroponics CaliMagic 1 Quart -calcium magnesium calmag
      SPONSORED

      General Hydroponics CaliMagic 1 Quart -calcium magnesium calmag

      4.5 out of 5 stars
      (48)48 product ratings - General Hydroponics CaliMagic 1 Quart -calcium magnesium calmag
      $19.89
      53 sold
    • 7lb Kit Jacks 321 Hydroponic Fertilizer Nutrient Plant Food Grow Bloom General
      SPONSORED

      7lb Kit Jacks 321 Hydroponic Fertilizer Nutrient Plant Food Grow Bloom General

      $42.95
      Free shipping
      556 sold
    • General Hydroponics pH Down 32 oz / 1 Quart -buffer gh adjuster hydroponic

      General Hydroponics pH Down 32 oz / 1 Quart -buffer gh adjuster hydroponic

      5 out of 5 stars
      (93)93 product ratings - General Hydroponics pH Down 32 oz / 1 Quart -buffer gh adjuster hydroponic
      $15.49
      2,292 sold
    • General Hydroponics General Organics BioThrive Grow, 1-Quart
      SPONSORED

      General Hydroponics General Organics BioThrive Grow, 1-Quart

      $20.95
    • General Hydroponics pH Control Test Kit - GH 8 oz Up Down Adjustment Combo

      General Hydroponics pH Control Test Kit - GH 8 oz Up Down Adjustment Combo

      5 out of 5 stars
      (380)380 product ratings - General Hydroponics pH Control Test Kit - GH 8 oz Up Down Adjustment Combo
      $20.99
      Free shipping
      5,359 sold
    • General Hydroponics pH Down 1 Gallon -buffer gh adjuster hydroponic

      General Hydroponics pH Down 1 Gallon -buffer gh adjuster hydroponic

      5 out of 5 stars
      (44)44 product ratings - General Hydroponics pH Down 1 Gallon -buffer gh adjuster hydroponic
      $32.98
      537 sold
    • General Hydroponics pH Up 1 Gallon -buffer gh adjuster hydroponic

      General Hydroponics pH Up 1 Gallon -buffer gh adjuster hydroponic

      5 out of 5 stars
      (15)15 product ratings - General Hydroponics pH Up 1 Gallon -buffer gh adjuster hydroponic
      $29.89
      Free shipping
      502 sold
    • General Hydroponics Flora Series FloraGro FloraBloom FloraMicro 16 oz pint - gh

      General Hydroponics Flora Series FloraGro FloraBloom FloraMicro 16 oz pint - gh

      5 out of 5 stars
      (16)16 product ratings - General Hydroponics Flora Series FloraGro FloraBloom FloraMicro 16 oz pint - gh
      $29.99
      Free shipping
      1,207 sold
    • General Hydroponics pH Up 32 oz / 1 Quart -buffer gh adjuster hydroponic

      General Hydroponics pH Up 32 oz / 1 Quart -buffer gh adjuster hydroponic

      $15.49
      1,276 sold
    • General Hydroponics CaliMagic 1 Gallon -calcium magnesium calmag

      General Hydroponics CaliMagic 1 Gallon -calcium magnesium calmag

      5 out of 5 stars
      (4)4 product ratings - General Hydroponics CaliMagic 1 Gallon -calcium magnesium calmag
      $38.40
      Free shipping
      419 sold
    • General Hydroponics Flora Series FloraGro FloraBloom FloraMicro 32 oz QT - gh

      General Hydroponics Flora Series FloraGro FloraBloom FloraMicro 32 oz QT - gh

      $35.99
      Only 3 left
    • General Hydroponics CALiMAGic, 1-Quart
      SPONSORED

      General Hydroponics CALiMAGic, 1-Quart

      $19.56
      106 sold
    • General Hydroponics FloraKleen Salt Clearing Solution, 1-Quart
      SPONSORED

      General Hydroponics FloraKleen Salt Clearing Solution, 1-Quart

      $15.87
    • General Hydroponics FloraNova Bloom, 1-Quart
      SPONSORED

      General Hydroponics FloraNova Bloom, 1-Quart

      $29.96
    • General Hydroponics FloraNova Grow & Bloom - 1 Pint Each
      SPONSORED

      General Hydroponics FloraNova Grow & Bloom - 1 Pint Each

      $28.99
    • General Organics CaMg+ Quart -Calcium Magnesium Supplement Cal Mag Ca Mg + 1 QT

      General Organics CaMg+ Quart -Calcium Magnesium Supplement Cal Mag Ca Mg + 1 QT

      $21.30
      Free shipping
      676 sold
    • General Hydroponics FloraBloom, 1 Quart
      SPONSORED

      General Hydroponics FloraBloom, 1 Quart

      5 out of 5 stars
      (13)13 product ratings - General Hydroponics FloraBloom, 1 Quart
      $16.77
    • General Hydroponics RapidStart 275mL -rapid start root

      General Hydroponics RapidStart 275mL -rapid start root

      4.5 out of 5 stars
      (41)41 product ratings - General Hydroponics RapidStart 275mL -rapid start root
      $34.99
      Free shipping
      298 sold
    • General Hydroponics Armor Si 1 Gallon silica gh

      General Hydroponics Armor Si 1 Gallon silica gh

      5 out of 5 stars
      (10)10 product ratings - General Hydroponics Armor Si 1 Gallon silica gh
      $37.99
      Only 3 left
    • 4lb Kit Jacks 321 Hydroponic Fertilizer Nutrient Plant Food Grow Bloom General

      4lb Kit Jacks 321 Hydroponic Fertilizer Nutrient Plant Food Grow Bloom General

      $28.95
      Free shipping
      519 sold
    • General Hydroponics PH UP, PH DOWN 8oz 1 QT Quart Base Control Adjuster Acid GH

      General Hydroponics PH UP, PH DOWN 8oz 1 QT Quart Base Control Adjuster Acid GH

      $12.50 to $32.00
      Free shipping
      259 sold
    • General Hydroponics Liquid KoolBloom 1 Quart , 1 Gallon , 2.5G ,5G - gh nutrient

      General Hydroponics Liquid KoolBloom 1 Quart , 1 Gallon , 2.5G ,5G - gh nutrient

      5 out of 5 stars
      (34)34 product ratings - General Hydroponics Liquid KoolBloom 1 Quart , 1 Gallon , 2.5G ,5G - gh nutrient
      $23.34 to $254.99
      Free shipping
      455 sold
    • 4lb Kit Jacks 321 Hydroponic Fertilizer Nutrient Plant Food Grow Bloom General

      4lb Kit Jacks 321 Hydroponic Fertilizer Nutrient Plant Food Grow Bloom General

      $28.95
      Free shipping
      624 sold
    • General Hydroponics FloraMicro 1 Quart, 1 Gallon, 2.5, 6 Gal -flora micro GH QT

      General Hydroponics FloraMicro 1 Quart, 1 Gallon, 2.5, 6 Gal -flora micro GH QT

      5 out of 5 stars
      (34)34 product ratings - General Hydroponics FloraMicro 1 Quart, 1 Gallon, 2.5, 6 Gal -flora micro GH QT
      $15.89 to $187.99
      Free shipping
      272 sold
    • General Hydroponics FloraBloom 1 Quart, 1 Gallon, 2.5, 6 Gal -flora series GH QT

      General Hydroponics FloraBloom 1 Quart, 1 Gallon, 2.5, 6 Gal -flora series GH QT

      $14.59 to $164.98
      191 sold
    • General Hydroponics FloraNova Bloom 1 Quart qt 32oz - gh flora nova nutrient

      General Hydroponics FloraNova Bloom 1 Quart qt 32oz - gh flora nova nutrient

      5 out of 5 stars
      (8)8 product ratings - General Hydroponics FloraNova Bloom 1 Quart qt 32oz - gh flora nova nutrient
      $24.79
      Only 3 left
    • 6lb Kit Jacks 321 Hydroponic Nutrients General Grow Bloom Plant Food Fertilizer

      6lb Kit Jacks 321 Hydroponic Nutrients General Grow Bloom Plant Food Fertilizer

      $32.95
      Free shipping
    • General Hydroponics Flora Bloom - florabloom gh flora nutrient hydroponic

      General Hydroponics Flora Bloom - florabloom gh flora nutrient hydroponic

      5 out of 5 stars
      (13)13 product ratings - General Hydroponics Flora Bloom - florabloom gh flora nutrient hydroponic
      $15.95 to $149.99
      Free shipping
      21 sold
    • GH General Hydroponics pH Up and pH Down 1 Quart Combo Kit Water Adjuster Buffer

      GH General Hydroponics pH Up and pH Down 1 Quart Combo Kit Water Adjuster Buffer

      5 out of 5 stars
      (8)8 product ratings - GH General Hydroponics pH Up and pH Down 1 Quart Combo Kit Water Adjuster Buffer
      $25.89
      Only 3 left
    • General Hydroponics Liquid KoolBloom 1 Quart - gh nutrient

      General Hydroponics Liquid KoolBloom 1 Quart - gh nutrient

      $24.89
      Only 3 left
    • General Hydroponics Flora Series FloraGro FloraBloom FloraMicro 32 oz QT - gh

      General Hydroponics Flora Series FloraGro FloraBloom FloraMicro 32 oz QT - gh

      $17.22 to $36.49
      Free shipping
      1,624 sold
    • General Hydroponics FloraKleen - 1 Gallon - Flushing Nutrients

      General Hydroponics FloraKleen - 1 Gallon - Flushing Nutrients

      $29.36
      Free shipping
      144 sold
    • General Hydroponics Flora Series Gro Micro Bloom 1 Gallon gal gh grow nutrient

      General Hydroponics Flora Series Gro Micro Bloom 1 Gallon gal gh grow nutrient

      $86.99
      Only 3 left
    • General Hydroponics FloraNova Grow 1 Quart - gh flora nova qt gal

      General Hydroponics FloraNova Grow 1 Quart - gh flora nova qt gal

      5 out of 5 stars
      (27)27 product ratings - General Hydroponics FloraNova Grow 1 Quart - gh flora nova qt gal
      $24.79
      Only 3 left
    • General Hydroponics Floralicious Plus 16 oz / 1 Quart / 1 Gallon - nutrient

      General Hydroponics Floralicious Plus 16 oz / 1 Quart / 1 Gallon - nutrient

      5 out of 5 stars
      (12)12 product ratings - General Hydroponics Floralicious Plus 16 oz / 1 Quart / 1 Gallon - nutrient
      $30.99 to $146.99
      Free shipping
      182 sold
    • General Organics BioThrive Bloom Quart - organics bio thrive gh qt 32 oz ounce

      General Organics BioThrive Bloom Quart - organics bio thrive gh qt 32 oz ounce

      $19.98
      304 sold
    • General Hydroponics FloraBloom, 1-Gallon
      SPONSORED

      General Hydroponics FloraBloom, 1-Gallon

      $34.70
    • General Hydroponics FloraGro, 1-Quart
      SPONSORED

      General Hydroponics FloraGro, 1-Quart

      5 out of 5 stars
      (13)13 product ratings - General Hydroponics FloraGro, 1-Quart
      $16.72
    • General Organics Bio Bud 1 Quart - flower bloom stimulator hydroponic biobud qt

      General Organics Bio Bud 1 Quart - flower bloom stimulator hydroponic biobud qt

      5 out of 5 stars
      (9)9 product ratings - General Organics Bio Bud 1 Quart - flower bloom stimulator hydroponic biobud qt
      $37.89
      Only 3 left
    • General Hydroponics GH MaxiBloom 2.2lbs pounds - maxi bloom nutrient

      General Hydroponics GH MaxiBloom 2.2lbs pounds - maxi bloom nutrient

      5 out of 5 stars
      (24)24 product ratings - General Hydroponics GH MaxiBloom 2.2lbs pounds - maxi bloom nutrient
      $18.99
      7 watching
    • General Hydroponics Diamond Nectar 1 Quart - Humic Acid GH

      General Hydroponics Diamond Nectar 1 Quart - Humic Acid GH

      $19.16
      557 sold
    • General Hydroponics FloraBloom 1 Gallon - flora bloom gro micro series GH

      General Hydroponics FloraBloom 1 Gallon - flora bloom gro micro series GH

      5 out of 5 stars
      (29)29 product ratings - General Hydroponics FloraBloom 1 Gallon - flora bloom gro micro series GH
      $32.99
      Only 3 left
    • General Hydroponics S4115 Farm Kit Hydroponic Drip System, Brown/A

      General Hydroponics S4115 Farm Kit Hydroponic Drip System, Brown/A

      4.5 out of 5 stars
      (13)13 product ratings - General Hydroponics S4115 Farm Kit Hydroponic Drip System, Brown/A
      $20.16
      Free shipping
      2 watching
    • General Organics BioRoot 1 Gallon - bio root gh organic vitamin stem gal

      General Organics BioRoot 1 Gallon - bio root gh organic vitamin stem gal

      $44.89
      Only 3 left
    • General Hydroponics FloraNova Grow Bloom Pint - gh flora nova 16oz pt

      General Hydroponics FloraNova Grow Bloom Pint - gh flora nova 16oz pt

      $17.99 to $29.99
      Free shipping
      298 sold
    • General Hydroponics Diamond Nectar 1 Gallon - Humic Acid GH

      General Hydroponics Diamond Nectar 1 Gallon - Humic Acid GH

      5 out of 5 stars
      (12)12 product ratings - General Hydroponics Diamond Nectar 1 Gallon - Humic Acid GH
      $41.69
      157 sold

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