Emerald Harvest 723955 Cal-Mag Calcium-Magnesium Supplement 9.46 L

- Keep your plants productive and green with Cal-Mag, a calcium and magnesium supplement from Emerald Harvest - Containing top-quality ingredients, Cal-Mag is designed to nourish crops with extra calcium and magnesium and create the right conditions for abundant flowering and a heavy yield - This is especially important when growing in some media, such as coco coir, but any garden can benefit