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Cal Mag Additives

Cal Mag additives contain all the elements to keep your plants green and growing. This supplement can be used to correct calcium and magnesium defficiencies.
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    HydroDionnne Calcium Nitrate (15.5-0-0)

    HydroDionne

    HydroDionnne Calcium Nitrate (15.5-0-0) Is a highly formulated blend of Calcium, that promotes vigorous and healthy plant growth for both soil and ...

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    $13.95 - $16.95
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    Current price $13.95
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    $21.95
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    HydroDionne Magnesium Sulfate 1 Kg

    HydroDionne

      Magnesium Sulfate by HydroDionne Epsom salts are good to enhance a plant's green colour.  Magnesium allows plants to have a better nutrient uptak...

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  • Original price $13.99 - Original price $184.99
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    GREEN PLANET PRO CAL

    Green Planet Nutrients

    GREEN PLANET PRO CALProduct Code: 606512 – 0 – 0ADDITIVE NUTRIENT   VEGETATIVE STAGE   FLOWERING STAGE   LIQUID FERTILIZER   Calcium and magnesi...

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    Original price $13.99 - Original price $184.99
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  • GH CALIMAGIC CALCIUM + MAGNESIUM - Hydroponics Club Canada
    GH CALIMAGIC CALCIUM + MAGNESIUM - Hydroponics Club Canada
    Original price $25.99 - Original price $64.99
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    GH CALIMAGIC CALCIUM + MAGNESIUM

    General Hydroponics

    General Hydroponics CALIMAGIC  provides the supplemental elements necessary to optimize plant nutrition and to prevent all-too-common problems.Calc...

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    Original price $25.99 - Original price $64.99
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  • ADVANCED NUTRIENTS SENSI CAL-MAG XTRA - Hydroponics Club Canada
    ADVANCED NUTRIENTS SENSI CAL-MAG XTRA - Hydroponics Club Canada
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    $19.95 - $60.95
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    ADVANCED NUTRIENTS SENSI CAL-MAG XTRA

    Advanced nutrients

    ADVANCED NUTRIENTS SENSI CAL-MAG XTRAFeed Your Crops the ExtraCalcium, Magnesium, and Iron They Need If You Use a Non-Advanced Base NutrientPlants ...

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  • JURASSIC CAL-MAG 250G - HydroponicsClub
    JURASSIC CAL-MAG 250G - HydroponicsClub
    Original price $29.49 - Original price $169.49
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    JURASSIC CAL-MAG

    Jurassic

    Jurassic Cal-Mag Is a highly enriched formulated blend of Magnesium, Calcium and Iron, that promotes vigorous and healthy plant growth for both soi...

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    Original price $29.49 - Original price $169.49
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  • NUTRI+ CM PLUS - HydroponicsClub
    NUTRI+ CM PLUS - HydroponicsClub
    Original price $13.49 - Original price $189.95
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    NUTRI+ CM PLUS

    Nutri+

    NUTRI+® CM PLUSSpecialized fertilizer for household plant gardeningNUTRI+® CM PLUS is a supplement of Nitrogen, Calcium, Magnesium and trace elemen...

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    Original price $13.49 - Original price $189.95
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  • Original price $25.99 - Original price $89.99
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    Fox Farm Gringo Rasta Cal-Mag (N)1 – (P)0 – (K)0

    Fox Farm

    Strengthen cell walls & aid in fruit development. OMRI Listed® and Registered CDFA Organic Input Material. Helps you avoid  costly & frust...

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    Original price $25.99 - Original price $89.99
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  • Original price $30.99 - Original price $166.99
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    Botanicare Cal-Mag Plus

    Botanicare

    Botanicare Cal-Mag Plus is a specialized calcium, magnesium & iron, plant supplement designed to compensate for deficiencies in some commercial...

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    Original price $30.99 - Original price $166.99
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  • Original price $65.00 - Original price $290.00
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    ATHENA CAMG

    Athena

    Athena CaMg is designed to supplement either of our 2-part liquid formulas. Some cultivars and growing conditions may require higher doses of Calci...

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    Original price $65.00 - Original price $290.00
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  • Original price $347.19 - Original price $347.19
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    GH CALIMAGIC CALCIUM + MAGNESIUM 22.7L

    General Hydroponics

    General Hydroponics CALIMAGIC  provides the supplemental elements necessary to optimize plant nutrition and to prevent all-too-common problems.Cal...

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    Original price $347.19 - Original price $347.19
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  • OPTIMUM OPTICAL - HydroponicsClub
    OPTIMUM OPTICAL - HydroponicsClub
    Original price $12.95 - Original price $37.49
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    OPTIMUM OPTICAL

    Optimum

    OPTIMUM OPTICALOptiCal-Mg is a powerful calcium and magnesium supplement with iron.It is formulated to make calcium and magnesium readily available...

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    Original price $12.95 - Original price $37.49
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    Remo Nutrients MagNifiCal

    Remo Nutrients

    MagNifiCal is super chelated, resulting in a quicker uptake to your plants. This formula has been specially designed speed up absorption rates and ...

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    Original price $22.95 - Original price $89.95
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    OPTIMUM OPTICAL 20L

    Optimum

    OPTIMUM OPTICAL 20L OptiCal-Mg is a powerful calcium and magnesium supplement with iron. It is formulated to make calcium and magnesium readily a...

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    Original price $169.49 - Original price $169.49
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  • Original price $36.95 - Original price $299.95
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    Cyco Dr. Repair

    Cyco

    Cyco Platinum Series Dr. Repair is an additive used throughout the vegetative and flowering periods of plant growth to prevent chlorosis and sooth ...

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    Original price $36.95 - Original price $299.95
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    Current price $36.95