Jack’s 15-5-20 (25lbs) Nutrients The spurs on the stake

The spurs on the stake keep the tie string or tape from slipping down

stimulate and boost vitality

Effective as a final flush to remove mineral buildup (scale) in growing media and irrigation lines

Containing top-quality ingredients

grow and flower

Jack’s 15-5-20 (25lbs) Nutrients The spurs on the stakePrefer 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.