Haifa Cal Prime Calcium Nitrate 55 lbs


Calcium Nitrate

Commercial-only, not available for retail sale. All Age Old COMMERCIAL products are part of a larger formula/system. Multiple products are required, and this product cannot be purchased without a consultation and training on the full Age Old COMMERCIAL line. If you are a licensed commercial grower, please contact Hydrofarm’s Commercial team. Contact Us

Calcium Nitrate is designed to be a mineral additive used with Age Old Commercial Grow and Age Old Commercial Bloom. The high calcium-to-nitrogen ratio helps deliver the right amount of calcium to plants without delivering too much nitrogen.

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