Emerald Harvest is a premium line of nutrients and supplements designed to provide everything your plant needs in as simple a feeding program as is possible. This nutrient line contains fewer than a dozen products and can be used start to finish with ease.
The indoor gardening joke goes "Gotta problem? Cal-Mag it...". Let this be a testament to the vital, but often overlooked, role that calcium and magnesium play in your plants' life cycle. Calcium is used in maintaining cell wall structure and other vital processes. Head off any deficiencies by including Cal-Mag in your grow today!
Derived from: Calcium nitrate, magnesium, sulfate, calcium acetate, magnesium acetate and kelp extract.
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