Mills Nutrient Ultimate PK (500mL 1 or 5L) Size:5L Silica plays a crucial role

Silica plays a crucial role in the construction of cell walls

T First Feed promotes fast and healthy root development and is proven to reduce standard rooting times

1 x Hy-Gen PK Top Up 500mL

Model: RS 200

Lid gasket x 1

Mills Nutrient Ultimate PK (500mL 1 or 5L) Size:5L Silica plays a crucial roleIntroducing Mills Ultimate PK Ultimate PK is a unique Phosphite based bloom stimulant formulated for the last weeks of flower development. Phosphite is an extremely available form of Phosphate that promotes healthy root systems and helps insure proper nutrient intake and plant health late in the bloom cycle. Ultimate PK is specially designed to act as a hardener, bulker, and ripener to push your production to the limit.