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nutrients
General Hydroponics CALiMAGic Calcium-Magnesium Supplement — 1 Quart
★★★★½4.7 / 5
~$18Buy now on Amazon (opens in new tab)About this product
The cal-mag supplement used to prevent interveinal chlorosis and blossom end rot in tomatoes and peppers — add 1–5 ml/gal to any three-part or coco-based programme.
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