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  • GS1 pH pen product highlights
    GS1 pH pen
    15 700 XPF - 15 700 XPF
    15 700 XPF
    15 700 XPF - 15 700 XPF
    15 700 XPF

    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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    15 700 XPF - 15 700 XPF
    15 700 XPF
    15 700 XPF - 15 700 XPF
    15 700 XPF
  • grostar gs1-e replacement ph electrode
    6 800 XPF - 6 800 XPF
    6 800 XPF
    6 800 XPF - 6 800 XPF
    6 800 XPF

    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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    6 800 XPF - 6 800 XPF
    6 800 XPF
    6 800 XPF - 6 800 XPF
    6 800 XPF
  • GS3 ec pen product highlights and description
    GS3 ec pen
    15 700 XPF - 15 700 XPF
    15 700 XPF
    15 700 XPF - 15 700 XPF
    15 700 XPF

    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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    15 700 XPF - 15 700 XPF
    15 700 XPF
    15 700 XPF - 15 700 XPF
    15 700 XPF
  • grostar gs3-e replacement ec electrode
    7 400 XPF - 7 400 XPF
    7 400 XPF
    7 400 XPF - 7 400 XPF
    7 400 XPF

    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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    7 400 XPF - 7 400 XPF
    7 400 XPF
    7 400 XPF - 7 400 XPF
    7 400 XPF
  • grostar gs4-e replacement ph/ec electrode
    10 800 XPF - 10 800 XPF
    10 800 XPF
    10 800 XPF - 10 800 XPF
    10 800 XPF

    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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    10 800 XPF - 10 800 XPF
    10 800 XPF
    10 800 XPF - 10 800 XPF
    10 800 XPF
  • 300 XPF - 300 XPF
    300 XPF
    300 XPF - 300 XPF
    300 XPF

    200 Cell Tray

    In stock

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

    300 XPF - 300 XPF
    300 XPF
    300 XPF - 300 XPF
    300 XPF
  • size diagram of humidity dome
    humidity dome
    9 000 XPF - 9 000 XPF
    9 000 XPF
    9 000 XPF - 9 000 XPF
    9 000 XPF

    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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    9 000 XPF - 9 000 XPF
    9 000 XPF
    9 000 XPF - 9 000 XPF
    9 000 XPF
  • BMC Liquid Mosquito Control, 1 gal
    15 200 XPF - 15 200 XPF
    15 200 XPF
    15 200 XPF - 15 200 XPF
    15 200 XPF

    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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    15 200 XPF - 15 200 XPF
    15 200 XPF
    15 200 XPF - 15 200 XPF
    15 200 XPF
  • microbe life organic photo plus 32 oz
    4 400 XPF - 4 400 XPF
    4 400 XPF
    4 400 XPF - 4 400 XPF
    4 400 XPF

    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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    4 400 XPF - 4 400 XPF
    4 400 XPF
    4 400 XPF - 4 400 XPF
    4 400 XPF
  • BMC Liquid Mosquito Control, 6 oz
    4 000 XPF - 4 000 XPF
    4 000 XPF
    4 000 XPF - 4 000 XPF
    4 000 XPF

    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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    4 000 XPF - 4 000 XPF
    4 000 XPF
    4 000 XPF - 4 000 XPF
    4 000 XPF
  • BMC Liquid Mosquito Control, 2 oz
    2 900 XPF - 2 900 XPF
    2 900 XPF
    2 900 XPF - 2 900 XPF
    2 900 XPF

    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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    2 900 XPF - 2 900 XPF
    2 900 XPF
    2 900 XPF - 2 900 XPF
    2 900 XPF
  • air pump packaging
    air pump 1 outlet
    1 500 XPF - 1 500 XPF
    1 500 XPF
    1 500 XPF - 1 500 XPF
    1 500 XPF

    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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    1 500 XPF - 1 500 XPF
    1 500 XPF
    1 500 XPF - 1 500 XPF
    1 500 XPF
  • 6 200 XPF - 6 200 XPF
    6 200 XPF
    6 200 XPF - 6 200 XPF
    6 200 XPF

    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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    6 200 XPF - 6 200 XPF
    6 200 XPF
    6 200 XPF - 6 200 XPF
    6 200 XPF
  • farmhand grow 12-2-39 label
    farmhand grow 12-2-39 5lb bag
    7 800 XPF - 7 800 XPF
    7 800 XPF
    7 800 XPF - 7 800 XPF
    7 800 XPF

    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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  • farmhand boost 14-0-39 5lb bag
    farmhand boost 14-0-39 5lb bag
    6 200 XPF - 6 200 XPF
    6 200 XPF
    6 200 XPF - 6 200 XPF
    6 200 XPF

    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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  • Zerotol 2.0, 2.5gal jug
    Zerotol 2.0 (2.5gal jug), Kenex Table Top Counter Scale, Bonsai Shears 60mm, Hygrometer, (2) Spray Bottles 32oz, (4) 1gal jugs of CES pH Down, Plant Stake Labels case of 1000, Aphid/Whitefly traps, GS1 PH Pen, GS3 EC Pen
    Save 5 100 XPF Save 0 XPF
    106 800 XPF
    106 800 XPF - 106 800 XPF
    106 800 XPF
    101 700 XPF
    101 700 XPF - 101 700 XPF
    101 700 XPF

    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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    106 800 XPF
    106 800 XPF - 106 800 XPF
    106 800 XPF
    101 700 XPF
    101 700 XPF - 101 700 XPF
    101 700 XPF
    Save 5 100 XPF Save 0 XPF
  • 1qt bottle of CES pH Down
    1 gallon jug of CES pH Down
    14 700 XPF - 16 900 XPF
    14 700 XPF - 16 900 XPF
    14 700 XPF - 16 900 XPF
    14 700 XPF

    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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    14 700 XPF - 16 900 XPF
    14 700 XPF - 16 900 XPF
    14 700 XPF - 16 900 XPF
    14 700 XPF
  • Cutting Edge Solutions pH Up 1qt bottle
    Cutting Edge Solutions pH Up 1 gal jug
    14 700 XPF - 16 900 XPF
    14 700 XPF - 16 900 XPF
    14 700 XPF - 16 900 XPF
    14 700 XPF

    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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    14 700 XPF - 16 900 XPF
    14 700 XPF - 16 900 XPF
    14 700 XPF - 16 900 XPF
    14 700 XPF
  • farmhand form 5lb bag
    42 700 XPF - 42 700 XPF
    42 700 XPF
    42 700 XPF - 42 700 XPF
    42 700 XPF

    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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  • Farmhand fom, grow and boost 5lb bags, lined up in a row against a white background
    19 500 XPF - 19 500 XPF
    19 500 XPF
    19 500 XPF - 19 500 XPF
    19 500 XPF

    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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  • 500 XPF - 500 XPF
    500 XPF
    500 XPF - 500 XPF
    500 XPF

    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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    500 XPF - 500 XPF
    500 XPF
    500 XPF - 500 XPF
    500 XPF

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