A highly beneficial bio-catalyst for plants. Blue Planet Nutrients Cal-Mag (2-0-0) is a custom plant supplement designed to correct the problem of calcium, magnesium and iron deficiencies.
BPN CalMag Helps Increase:
• Cell division and plant tissue development
• Flower and fruit sets
• Water nutrient and carbon dioxide uptake
• Growth rates and crop maturity
Helps Prevent:
• Blossom end rot in tomatoes and peppers
• Tip burn in lettuce and cabbage
• Dry and withered flower and fruit sets
• Interveinal chlorosi
• Stunted growth rates
• Upward leaf curl
Are you using Cal-Mag for growing marijuana? Record it on your Grow Diary!
Looking to start using Cal-Mag for Cannabis? Find the Lowest Price here!
Liquid (ml/l)
N-P-K / Micro-elements Nutrient
Non-Organic
One-time Solution
How to Use Cal-Mag
If you damaged the label or have not purchased the product yet, you can refer to the information found below to help you understand how to use Cal-Mag. If you are mixing your own nutrients, you can reference the NPK chart found below to help you identify the role of this nutrient product.
Cal-Mag NPK Chart
When combining nutrients, you will want to be conscious of their NPK contents as well as others. You can look at the contents of Cal-Mag using the chart below.

Blue Planet Nutrients Product Line
Take a look at complimentary nutrients which are also available from Blue Planet Nutrients. These products will compliment each other, or serve different purposes.
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