BioBizz Calmag

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Standard Delivery £6.95*
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Standard Delivery £6.95* Standard Delivery £6.95*
Plain Packaging Used Plain Packaging Used
Product Name Qty Price
BioBizz Calmag - 250ML
BioBizz Calmag - 500ML
BioBizz Calmag - 1L
BioBizz Calmag - 5L
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Biobizz CALMAG has been designed for the professional grower and the hobbyist that needs an extra of Calcium and Magnesium in their grow. Ca and Mg are essential elements for proper plant growth and blooming, as they play a key role in cell production and photosynthesis.

Ca/Mg deficiencies are common, as in today’s world, we cannot rely on tap water to ensure correct mineral concentration.


  • Either if you need to stick with soft tap water or go down the RO path, Biobizz Calmag brings you a 100% organic and certified solution for Ca/Mg deficiencies.
  • This product brings the best of our 100% natural ingredients and presents them in a formula that will not alter your preferred feeding regime.
  • Correct faulty water and deficiencies in an easy, controlled, and natural way with Biobizz Calmag.


  • Add the recommended dose of Calmag to supplement Ca and Mg and prepare your water.
  • Mix the necessary Biobizz fertilizers.
  • Adjust the pH of the nutrient mix.
  • Carry out the watering.


  • Keep in a dry place, at room temperature and away from direct light sources.
  • Keep out of the reach of children.
  • Keep away from food and drinks.
  • Wash hands after each use in order to avoid significant changes in the skin pH.
Product Details
Brand BioBizz
Delivery & Returns
Next Day Delivery 12 Noon
Next Day Delivery
In a hurry for you order? Order before 1pm Mon - Thurs for next working day delivery *subject to stock availability T&C's apply.
Different delivery address?
Different delivery address?
Do your goods need shipping to an alternative address? If so, paying by bank transfer gives you the freedom to have them delivered to anywhere in the UK.
Free Returns
Free Returns
Faulty or damaged item? No problem, contact us on 0800 038 7100 or and we can arrange a free collection.

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