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Ships within 48 hours · Estimated delivery Aug 22 - Aug 27
Repeat Mode:
Keeps the water's surface clear and clean
– the ultimate solution to maximizing your plant's bloom potential and flavor
Over the 2 years of final testing and commissioning
Emerald Harvest Cal-Mag - 0.95L silica Repeat Mode:Keep your plants thriving with Cal Mag, a high quality calcium magnesium supplement from Emerald Harvest. Formulated with high quality ingredients, Cal Mag provides the extra calcium and magnesium needed to support vigorous flowering and heavy yields. It's particularly beneficial for media like coco coir, but any garden can reap its advantages. Cal Mag strengthens plants and helps correct nutrient deficiencies commonly found in various growing media.
