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Organics additives: The Organics range includes high quality Organic additives to fine tune and enhance your grow
superior PAR watts
is simple to use and has been extensively tested by our team
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Emerald Harvest Cal-Mag Size:3.79L Organics additives: The Organics rangeKeep your plants productive and green with Cal Mag, a calcium 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. See the guaranteed analysis below for more information. Growers
