Mills - Ultimate PK Size:250ml Available in the following sizes:

Available in the following sizes:

Terra Professional Plus is a great soil that can be utilised by all growers

Create your own personalised feed chart

The product is suitable for use with soil

Mills - Ultimate PK Size:250ml Available in the following sizes:Ultimate PK is a unique Phosphite based bloom stimulant formulated for the last weeks of flower development. Phosphite is an extremely bioavailable 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. ULTIMATE PK is responsible for Larger and harder fruit and