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H-K

H-K

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  • Jacks Nutrients Cal Nit Part B 15-0-0 - 2.2LB Jacks Nutrients Cal Nit Part B 15-0-0 - 2.2LB

    Jacks Nutrients Cal Nit Part B 15-0-0 - 2.2LB

    Jack's Nutrients

    MSRP: $22.99
    $20.24
    An essential "Part B" provides a very soluble and available source of calcium in a two-part nutrient system. Contains very pure and completely available calcium and nitrate nitrogen nutrient sources.
    MSRP: $22.99
    $20.24
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    MSRP: $22.99
    $20.24
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  • Jacks Nutrients Part A 5-12-26 - 2.2LB Jacks Nutrients Part A 5-12-26 - 2.2LB

    Jacks Nutrients Part A 5-12-26 - 2.2LB

    Jack's Nutrients

    MSRP: $23.99
    $23.39
    An improvement on the classic "Part A" formula for general vegetative growing. This redesigned blend is built with purely soluble and available nutrients to allow the grower maximum flexibility. Specific balance of macro, secondary and micronutrients...
    MSRP: $23.99
    $23.39
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    MSRP: $23.99
    $23.39
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  • Jack's Nutrients 10-30-20 Bloom 1kg 2.2LB Jack's Nutrients 10-30-20 Bloom 1kg 2.2LB

    Jack's Nutrients 10-30-20 Bloom 1kg 2.2LB

    Jack's Nutrients

    $24.74
    Need a Boost of Flower Power? Our 1:3:2 major nutrient ratio has been trusted by Jack's Professional growers for over 70 years. This soluble and available nutrient combination stimulates blooming, resulting in heavy bud and fruit set.
    $24.74
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  • Jack's Nutrients Finish 7-15-30 - 2.2 LB Jack's Nutrients Finish 7-15-30 - 2.2 LB

    Jack's Nutrients Finish 7-15-30 - 2.2 LB

    Jack's Nutrients

    MSRP: $24.99
    $23.84
    You've always been told to finish strong. This formula is ideally formulated for this purpose to provide your plants with a very low nitrogen, high phosphorus and very high potassium content to keep the whole plant happy to the end of its crop cycle.
    MSRP: $24.99
    $23.84
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    MSRP: $24.99
    $23.84
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  • Jacks Nutrients Ultraviolet 5-50-18 - 2.2LB Jacks Nutrients Ultraviolet 5-50-18 - 2.2LB

    Jacks Nutrients Ultraviolet 5-50-18 - 2.2LB

    Jack's Nutrients

    MSRP: $26.99
    $26.09
    Get ready for a serious boost of available phosphorus. The primary goal of this formula is to assist in shutting down the strong vegetative growth stage of the plant and stimulate a switch to the reproductive or flowering phase of plant and flower...
    MSRP: $26.99
    $26.09
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    MSRP: $26.99
    $26.09
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  • Jacks Nutrients Clone 15-6-17 - 2.2LB Jacks Nutrients Clone 15-6-17 - 2.2LB

    Jacks Nutrients Clone 15-6-17 - 2.2LB

    Jack's Nutrients

    MSRP: $24.99
    $22.04
    Like a shot gun start for your new plants - this formula will help promote strong, and fast root growth and expansion. Best used for fertilizing young seedlings, transplants, clones and newly set rooted cuttings.
    MSRP: $24.99
    $22.04
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    MSRP: $24.99
    $22.04
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  • Heavy 16 Fire - 16OZ/500ML Heavy 16 Fire - 16OZ/500ML

    Heavy 16 Fire - 16OZ/500ML

    Heavy 16

    MSRP: $99.99
    $76.91
    IMPROVES OVERALL PLANT NUTRITION IMPROVES SOIL/NUTRIENT CONDITIONS FOR BETTER CROP YIELD PROVIDES ORGANIC MATTER IMPROVES SOIL CONDITIONS FOR INCREASED PLANT VIGOR
    MSRP: $99.99
    $76.91
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    MSRP: $99.99
    $76.91
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  • Jacks Classic 1.5 Lb 20-20-20 All Purpose Fertilizer

    Jacks Classic 1.5 Lb 20-20-20 All Purpose Fertilizer

    Jack's Nutrients

    $13.49
    More professional growers have used this product for all their growing needs than any other formula. It is a balanced blend of Nitrogen, Phosphorus and Potassium with fully chelated trace elements that works on all plant materials as a general-purpose...
    $13.49
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    $13.49
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  • House & Garden Aqua Flakes A - 20 L

    House & Garden Aqua Flakes A - 20 L

    House and Garden

    $109.79
    Aqua Flakes A&B provides the highest quality, fully soluble nutrients designed specifically for recirculating hydroponic applications. This low ppm base is perfect for ebb and flow, DWC, aeroponics, and any type of rockwool. Also use Aqua Flakes in...
    $109.79
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    $109.79
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  • House & Garden Aqua Flakes B - 20 L

    House & Garden Aqua Flakes B - 20 L

    House and Garden

    $109.79
    Aqua Flakes A&B provides the highest quality, fully soluble nutrients designed specifically for recirculating hydroponic applications. This low ppm base is perfect for ebb and flow, DWC, aeroponics, and any type of rockwool. Also use Aqua Flakes in...
    $109.79
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    $109.79
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  • House & Garden Bud-XL - 20 L

    House & Garden Bud-XL - 20 L

    House and Garden

    $696.15
    Use Bud-XL in the finishing weeks of flowering to improve the growth and yield of flowers and fruits.
    $696.15
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    $696.15
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