HydraCalMag (1L / 32oz)
HydraCalMag (1L / 32oz)
HydraCalMag (1L / 32oz)
HydraCalMag (1L / 32oz)
HydraCalMag (1L / 32oz)
HydraCalMag (1L / 32oz)

HydraCalMag (1L / 32oz)

HydraCalMag (1L / 32oz)

Boost plant growth and health with HydraCalMag, a powerhouse calcium-magnesium and iron liquid fertilizer for a robust, deficiency-free garden.

Key Features

  • Full Protection against deficiencies and diseases.
  • Advanced micronutrients enhance plant health and yield.
  • Root growth support strengthens and fortifies plants.
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  • 90-day money back guarantee
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Unlock your garden's full potential with HydraCalMag from HydraGarden, a superior Calcium Magnesium supplement that delivers all the essential nutrients your plants need in one easy dose.

This powerful formula combats common gardening problems like yellowing leaves and stunted growth by combining vital micronutrients such as Calcium, Magnesium, Iron, Molybdenum, and Zinc.

Best For:

  • Gardening Methods: Adapts to any setting, including hydroponics, indoor, outdoor, soil, and soilless.
  • Plant Types: Perfect for all plants, including flowers, vegetables, and seedlings.
  • Application: Use it your way—either as a soil enhancer or a direct foliar spray.
  • Optimized For: Preventing and treating plant deficiencies and diseases, including blossom end rot in tomatoes and peppers.

Packaged in practical 1-liter bottles and crafted in small batches, HydraCalMag reflects over 40 years of expert development. Incorporate it into your gardening routine to simplify plant care, enhance growth, and prevent and treat deficiencies.

Looking for a bloom booster? Explore HydraVeggies for enhanced growth in fruits and vegetables!

    • Shake Well: Ensure the contents are thoroughly mixed before use.
    • Dosage:
    • For Deficiency Prevention: Add 5ml (1 capful) of HydraCalMag per 4 liters of water or 20ml (4 capfuls) per gallon of water.
    • To Treat Existing Deficiencies: Add 2.5ml of HydraCalMag per liter of water or 10ml per gallon of water.
    • Feeding Frequency: Apply HydraCalMag in between your regular nutrient feedings each week.

    Application Tips

    • pH Adjustment: Adjust the pH of the water to between 6 and 7 for optimal nutrient absorption.
    • Soil Considerations: Ensure that the soil has sufficient drainage to prevent waterlogging and associated root issues.
    • Foliar Spray Application: If applying as a foliar spray, either turn off grow lights or apply at dawn or dusk to avoid leaf burn. Spray directly onto the leaves.

    ** Each bottle features a child-resistant cap for safety and peace of mind.

    • NPK 2.6-0-0
    • Total Nitrogen: 2.6%
    • Calcium: 3.2%
    • Magnesium: 1.2%
    • Iron: 1.3%
    • Molybdenum: 0.0015%
    • Zinc: 0.00075%
    Can HydraCalMag be used on all types of plants?

    Yes, HydraCalMag is versatile and beneficial for all plants, including flowers, vegetables, seedlings, and even disease-susceptible varieties like tomatoes and peppers, preventing common issues like blossom end rot.

    How often should I use HydraCalMag?

    For prevention of nutrient deficiencies, use 5ml per 4 litres of water during regular watering. To correct existing deficiencies, use 2.5ml per litre of water. Adjust the frequency based on plant response and growth stage.

    Is HydraCalMag suitable for both indoor and outdoor plants?

    Absolutely! HydraCalMag is formulated to support vibrant plant growth in both indoor and outdoor settings, whether you're gardening in soil or using hydroponic systems.

    Can I use HydraCalMag as a foliar spray?

    Yes, HydraCalMag doubles as an effective foliar spray, allowing for direct leaf application to quickly address nutrient deficiencies.

    What are the signs of nutrient deficiencies that HydraCalMag can prevent?

    Signs include yellowing leaves, slow growth, poor productivity, and diseases like blossom end rot. HydraCalMag is designed to effectively prevent and treat these deficiencies.

    Is HydraCalMag easy to use?

    Yes, our formulas are user-friendly and suitable for both beginners and enthusiasts. Simply shake well, dilute as directed, and apply to your plants. It's formulated for easy absorption, whether applied to the soil or as a foliar spray.

    Do your products contain dyes?

    No, our products are free from dyes. We carefully craft each formula in small batches using only clean, premium components––all made in Canada.

    What should I do if I see no improvement in plant growth?

    Ensure you are using the correct dosage and frequency. Consider environmental factors such as lighting, temperature, and humidity, and adjust your plant care routine accordingly. If problems persist, reach out for expert advice.

    • Shipping

      Shipping and handling are free for all paid orders within Canada and the United States.
    • Money Back Guarantee

      We believe in our product and want to create garden solutions that work for everyone, so your purchase comes with a 90-day money-back guarantee, which means that if you don't like your item(s) for any reason, we will fully refund your purchase.

      You can find more details about our Refund policy here.

    Customer Reviews

    Stress-Free Grow Support Plant Functions

    Premium plant macro & micro nutrients to reduce deficiencies with calcium, magnesium, iron + more.

    Made for Hydroponics Soil & Foliar Spray

    NPK 2.6-0-0

    • Aeroponics
    • Deep water culture
    • Hydroponic systems
    • Indoor & outdoor
    • Soilless
    • Gardens
    • Container plants
    • Soil

    All Purpose Advanced CalMag Plant Fertilizer

    Next-level support during vegetative, flower & fruiting growth.

    • Stop leaf yellowing
    • Restore growth
    • Indoor & outdoor
    • Prevent blossom and rot
    • Tomatoes
    • Peppers
    • Flowers
    • Leafy greens

    CalMag + Micro Nutrients

    Handcrafted in small batches.

    • High quality
    • Non-harmful
    • Locally sourced ingredients