Botanicare Cal Mag Plus

Blue Ridge Hydroponics Verified independent store

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Cal-Mag™ Plus is a highly fortified calcium, magnesium and iron plant supplement formulated to correct common deficiencies. Supplementing your preferred nutrient program with Cal-M ag™ Plus is strongly recommended when using reverse osmosis water and when growing in coco coir-based medias to compensate for natural calcium draw. Cal-Mag™ Plus can also be applied as a foliar spray to further enhance growth. Show more