Jack's Nutrients 15-5-20 Tap 1kg 2.2LB 6/CS

Prefer Tap Water? Allow your plants to drink up this formula designed to provide all the macro, secondary and micro nutrients in a one-part system. Specifically formulated for tap, city or well water types with slightly higher alkalinity & pH. This combination of nutrients will lower pH over time while including the extra soluble calcium, magnesium and the right balance of micronutrients.