Growth Products Cal-Mag Max 7-0-3 w 4% Calcium, 2% Magnesium - 2.5 Gallons pH-EC-TDS Meters For best results use with

For best results use with Azos

provides an eco-conscious alternative to synthetic nitrogen

or other propagative material

Made to fit comfortably in your hand for on-the-go testing

Growth Products Cal-Mag Max 7-0-3 w 4% Calcium, 2% Magnesium - 2.5 Gallons pH-EC-TDS Meters For best results use withCAL MAG MAX 7 0 3 With 4% Calcium and 2% Chelated Magnesium Cal Mag Max is a Growth Products fertilizer with the power punch to serve plants with calcium, magnesium, and a kick of NPK. This product breaks the barriers between fertilizers and micronutrients, giving you the best of both. Cal Mag Max contains the perfect 2 to 1 ratio of calcium to magnesium. The calcium and magnesium are 100% chelated with a special sugar acid chelate. Cal Mag Max works