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House and Garden CalMag

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Product details

Management number 232351053 Release Date 2026/06/21 List Price $8.27 Model Number 232351053
Category

Designed to encourage rapid growth


House and Garden CalMag is a readily available Calcium/ Magnesium supplement designed to encourage rapid growth, and reduce problems associated with Calcium/Magnesium deficiencies such as blossom end rot. CalMag is highly recommended when using RO water or coco coir media that lack the proper levels of Calcium and Magnesium to ensure vigorous plant growth.

Disclaimer: KEEP OUT OF REACH OF CHILDREN. NOT FOR INTERNAL USE. Avoid contact with skin and eyes. Irritates the skin, mucous membrane, eyes and gullet. Wear suitable protective clothing. Store at room temperature between 44 and 86 degrees Fahrenheit (7 and 30 degrees Celcius). Keep sealed and dry during storage.


House and Garden CalMag Key Benefits

  • Up to 30% greater yields (when used with H&G additives)
  • More cost-effective than other powders on the market due to concentration
  • Customizable feeding program with the help of our professional grow consultants
  • Compatible with commonly used biological additives

How House and Garden CalMag Works

  • 1. Use Rate: 1.4 -4 g (0.3 - 0.8 tsp) per gallon or 0.35 - 1 g (0.1 - 0.2 tsp) per liter
  • 2. Lower rates are advised for environments where light, temperature, humidity and/or air flow may be less than ideal
  • 3. Do not apply dry powder directly to growing media

House and Garden CalMag Guaranteed Analysis

  • Total Nitrogen (N) - 12.0%
    • 0.1% Ammoniacal Nitrogen
    • 11.9% Nitrate Nitrogen
  • Calcium (Ca) - 10.0%
  • Magnesium (Mg) - 3%
    • 3.0% Water Soluble Magnesium

Derived From: Ammonium Calcium Nitrate Double Salt, Magnesium Nitrate


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