CANNA CalMag Agent

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CANNA CalMag Agent is used before the main nutrient when very soft, RO or rain water needs mineral correction. It prepares the water rather than replacing the base fertilizer. For soft water and inert media The product is relevant for RO water, very soft tap water, coco, LECA and strong grow-light conditions. It supports the feeding plan; it does not replace it. Use with a real reason This is not the first bottle for someone who simply wants plant food. Start with a complete fertilizer, then add CalMag Agent when water or substrate conditions justify it. Show more