MILLS ULTIMATE PK 10 LTR

Phosphite-Based Late-Bloom PK Supplement, 10 Liter

Mills Ultimate PK is a phosphite-based bloom supplement designed for use during the last two to four weeks of the bloom stage. It is formulated to support ripening, fruit set, cell structure, and flavor and aroma development.

This 10 liter size suits growers running multiple flowering rooms.

Key Features & Benefits

• Phosphite-Based Formula — a highly bioavailable form of phosphate
• Late-Bloom Timing — designed for the last two to four weeks of the bloom stage
• Supports Root Systems — formulated to promote vigorous root systems and nutrient uptake
• Supports Oil & Terpene Production — formulated to support essential oil and terpene development

Who Should Use Mills Ultimate PK

Growers finishing the bloom stage who want a phosphite-based supplement to support ripening and flavor development.

About Mills Ultimate PK

Mills Nutrients is a base and supplement line including Basis A and B, C4, Start-R, a late-bloom PK booster, and Vitalize.

Frequently Asked Questions

When should I use Ultimate PK?

Use it during the last two to four weeks of the bloom stage.

What is Ultimate PK made from?

It is a phosphite-based supplement, a highly bioavailable form of phosphate.

What does Ultimate PK support?

It is formulated to support ripening, root systems, nutrient uptake, and essential oil and terpene production.

How do I apply Ultimate PK?

Mix the recommended amount into your feed water according to the label rate.

What size should I choose?

The 1 and 5 liter sizes suit home growers, 10 and 20 liter sizes fit mid-size operations, and the 60 and 200 liter sizes are intended for commercial-scale use.