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  • Original price $139.00 - Original price $139.00
    Original price
    $139.00
    $139.00 - $139.00
    Current price $139.00

    GroStar GS1 pH Pen

    A lab-grade tool designed specifically for horticulture, this easy-to-use pen allows you to quickly measure and calibrate pH. Premium probe technol...

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    Original price $139.00 - Original price $139.00
    Original price
    $139.00
    $139.00 - $139.00
    Current price $139.00
  • Original price $60.00 - Original price $60.00
    Original price
    $60.00
    $60.00 - $60.00
    Current price $60.00

    GroStar GS1-E Replacement pH Electrode

    This replacement probe for the GroStar GS1 pH Pen allows you to replace your pen's probe and extend the life of your tool. Premium probe technologi...

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    Original price $60.00 - Original price $60.00
    Original price
    $60.00
    $60.00 - $60.00
    Current price $60.00
  • Original price $139.00 - Original price $139.00
    Original price
    $139.00
    $139.00 - $139.00
    Current price $139.00

    GroStar GS3 EC Pen

    A lab-grade tool designed specifically for horticulture, this easy-to-use pen allows you to quickly measure and calibrate water EC, PPM (500), PPM ...

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    Original price $139.00 - Original price $139.00
    Original price
    $139.00
    $139.00 - $139.00
    Current price $139.00
  • Original price $65.00 - Original price $65.00
    Original price
    $65.00
    $65.00 - $65.00
    Current price $65.00

    GroStar GS3-E Replacement EC Electrode

    This replacement probe for the GroStar GS3 EC Pen allows you to replace your pen's probe and extend the life of your tool. Premium probe technologi...

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    Original price $65.00 - Original price $65.00
    Original price
    $65.00
    $65.00 - $65.00
    Current price $65.00
  • Original price $96.00 - Original price $96.00
    Original price
    $96.00
    $96.00 - $96.00
    Current price $96.00

    GroStar GS4-E replacement pH/EC combo electrode

    This replacement probe for the GroStar GS4 5-in-1 Combo Pen allows you to replace your pen's probe and extend the life of your tool. Premium probe ...

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    Original price $96.00 - Original price $96.00
    Original price
    $96.00
    $96.00 - $96.00
    Current price $96.00
  • Original price $1.90 - Original price $1.90
    Original price
    $1.90
    $1.90 - $1.90
    Current price $1.90

    200 Cell Tray

    In stock

    Perimeter Trim (in.): 11.00 x 21.22Cell Footprint: 10 x 20Drain Hole: 0.31Depth (in.): 1.75  

    Original price $1.90 - Original price $1.90
    Original price
    $1.90
    $1.90 - $1.90
    Current price $1.90
  • Original price $80.00 - Original price $80.00
    Original price
    $80.00
    $80.00 - $80.00
    Current price $80.00

    Vented Humidity Dome 2", case of 25

    Use this 2" heavy-duty plastic dome with 10" x 20" trays to help retain moisture and heat to improve seedling germination. Includes 3 vents to help...

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    Original price $80.00 - Original price $80.00
    Original price
    $80.00
    $80.00 - $80.00
    Current price $80.00
  • Original price $135.00 - Original price $135.00
    Original price
    $135.00
    $135.00 - $135.00
    Current price $135.00

    BMC Liquid Mosquito Control, 1 gal.

    BMC controls pests and disease by killing developing mosquitoes and fungus gnats before they become breeding, biting adults. This liquid disperses ...

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    Original price $135.00 - Original price $135.00
    Original price
    $135.00
    $135.00 - $135.00
    Current price $135.00
  • Original price $39.00 - Original price $39.00
    Original price
    $39.00
    $39.00 - $39.00
    Current price $39.00

    Microbe Life Organic Photo Plus, 32 oz.

    An “ecosystem in a bottle,” Photo Plus provides enhancements essential to plant growth, stability, and vigor by revving up biological function at t...

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    Original price $39.00 - Original price $39.00
    Original price
    $39.00
    $39.00 - $39.00
    Current price $39.00
  • Original price $35.00 - Original price $35.00
    Original price
    $35.00
    $35.00 - $35.00
    Current price $35.00

    BMC Liquid Mosquito Control, 6 oz.

    BMC controls pests and disease by killing developing mosquitoes and fungus gnats before they become breeding, biting adults. This liquid disperses ...

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    Original price $35.00 - Original price $35.00
    Original price
    $35.00
    $35.00 - $35.00
    Current price $35.00
  • Original price $25.00 - Original price $25.00
    Original price
    $25.00
    $25.00 - $25.00
    Current price $25.00

    BMC Liquid Mosquito Control, 2 oz.

    BMC controls pests and disease by killing developing mosquitoes and fungus gnats before they become breeding, biting adults. This liquid disperses ...

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    Original price $25.00 - Original price $25.00
    Original price
    $25.00
    $25.00 - $25.00
    Current price $25.00
  • Original price $13.00 - Original price $13.00
    Original price
    $13.00
    $13.00 - $13.00
    Current price $13.00

    Air Pump, 1 Outlet

    This air pump with 1 outlet is super silent with a multi-level muffler. It features special artificial rubber to keep a steady air flow output and ...

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    Original price $13.00 - Original price $13.00
    Original price
    $13.00
    $13.00 - $13.00
    Current price $13.00
  • Original price $55.00 - Original price $55.00
    Original price
    $55.00
    $55.00 - $55.00
    Current price $55.00

    Commercial Air Pump, 6 Outlets

    This commercial air pump with 6 outlets is ideal for running several Waterfarms or multiple air stones at once. The pump features an electrical mag...

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    Original price $55.00 - Original price $55.00
    Original price
    $55.00
    $55.00 - $55.00
    Current price $55.00
  • Original price $69.00 - Original price $69.00
    Original price
    $69.00
    $69.00 - $69.00
    Current price $69.00

    farmhand® grow 12-2-39

    Farmhand grow has been redesigned from the ground up to deliver 30% greater yields for leafy greens while promoting even growth throughout vegetat...

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  • Original price $55.00 - Original price $55.00
    Original price
    $55.00
    $55.00 - $55.00
    Current price $55.00

    farmhand® boost 14-0-39

    Farmhand boost was designed to encourage explosive vegetative growth. This high-nitrogen supplement is formulated for use with all farmhand grow an...

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  • Original price $950.00
    Original price $950.00 - Original price $950.00
    Original price $950.00
    Current price $905.00
    $905.00 - $905.00
    Current price $905.00

    Starter Kit

    What's Included: (2) Spray Bottles, 32 oz. GroStar GS1 pH Meter GroStar GS3 EC Meter LED Grow Room Glasses Bonsai Shears, 60 mm Measuring Cup, 1,...

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    Original price $950.00
    Original price $950.00 - Original price $950.00
    Original price $950.00
    Current price $905.00
    $905.00 - $905.00
    Current price $905.00
    Save $45.00 Save $0.00
  • Original price $130.00 - Original price $150.00
    Original price
    $130.00 - $150.00
    $130.00 - $150.00
    Current price $130.00

    Cutting Edge Solutions pH Down

    Lower pH with this highly concentrated pH Down for rapid pH adjustment. An acidic buffer in the liquid lowers the pH of water and nutrient solution...

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    Original price $130.00 - Original price $150.00
    Original price
    $130.00 - $150.00
    $130.00 - $150.00
    Current price $130.00
  • Original price $130.00 - Original price $150.00
    Original price
    $130.00 - $150.00
    $130.00 - $150.00
    Current price $130.00

    Cutting Edge Solutions pH Up

    Raise pH with this highly concentrated pH Up for rapid pH adjustment. An alkaline buffer in the liquid raises the pH of water and nutrient solution...

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    Original price $130.00 - Original price $150.00
    Original price
    $130.00 - $150.00
    $130.00 - $150.00
    Current price $130.00
  • Original price $380.00 - Original price $380.00
    Original price
    $380.00
    $380.00 - $380.00
    Current price $380.00

    Essentials Kit

    What's Included: farmhand® form 14-0-0, (1) 5 lb. farmhand grow 12-2-39, (1) 5 lb. farmhand boost 14-0-39, (1) 5lb. Peat + Coco Grow Plugs, (1...

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  • Original price $173.00 - Original price $173.00
    Original price
    $173.00
    $173.00 - $173.00
    Current price $173.00

    farmhand® form, grow & boost

    What's Included: farmhand form 14-0-0, (1) 5lb. bag farmhand grow 12-2-39 ,(1) 5lb. bag farmhand boost 14-0-39, (1) 5lb. bag Complete Nutritiona...

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  • Original price $4.00 - Original price $4.00
    Original price
    $4.00
    $4.00 - $4.00
    Current price $4.00

    Bottom Draw Pump Adapter, 1/2” Inlet Thread

    This bottom draw pump adapter allows you to convert your premium submersible pump into a practical bottom draw pump. No need to purchase additional...

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    Original price $4.00 - Original price $4.00
    Original price
    $4.00
    $4.00 - $4.00
    Current price $4.00

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