UniChem Calcium Nitrate is the right solution to stay away from lousy calcium provide indicators which ends up in distorted growth and deformation of root tips, younger leaves, and shoot suggestions. Mixing the Calcium Nitrate with a couple of other bits and items for making my very own aquaponics concoction. https://priceofcalciumammoniumnit13578.ampedpages.com/amazon-calcium-nitrate-for-dummies-56891636