Mills Nutrients - Ultimate PK

Mills Nutrients Ultimate PK is a highly effective bloom enhancer developed to provide flowering plants with the extra phosphorus and potassium required during peak bloom development. As part of the renowned Mills bio-mineral nutrient range, Ultimate PK helps maximise flower growth, improve crop quality, and support heavier harvests in soil, coco, and hydroponic growing systems.

Advanced Flowering Nutrition

During mid to late flowering, plants require significantly higher levels of phosphorus and potassium to support flower formation and development. Mills Ultimate PK provides these essential bloom nutrients in a highly available form, helping plants maintain vigorous flowering performance throughout the most demanding stages of the cycle.

Supports Larger & Denser Flowers

Ultimate PK is specifically formulated to encourage increased flower development and improved bloom density. By providing targeted bloom-stage nutrition, it helps plants direct energy towards producing bigger, heavier flowers whilst maintaining healthy growth and overall plant vitality.

Key Benefits

• Concentrated phosphorus and potassium bloom booster
• Supports increased flower size and density
• Promotes improved flowering performance
• Helps maximise harvest potential
• Encourages improved crop quality
• Suitable for soil, coco, and hydroponic cultivation
• Works alongside existing flowering nutrient programmes

Optimised For Peak Bloom Stages

Flowering plants have their highest nutritional demands during mid and late bloom. Ultimate PK is designed to provide additional support during these critical stages, helping plants continue developing flower mass and maximising productivity before harvest.

Enhance Yield Potential

By delivering additional bloom-specific nutrients when plants need them most, Ultimate PK helps growers push flowering performance beyond standard feeding programmes. This targeted support helps maximise overall harvest potential and improve final crop results.

Part Of The Mills Feeding Programme

Ultimate PK works seamlessly alongside Mills Basis A&B, Start-R, C4, Vitalize, and CalMag. Used as part of the complete Mills feeding schedule, it helps create a balanced nutrient programme designed to support exceptional crop performance from propagation through to harvest.

Suitable For All Major Growing Systems

Whether you're growing in soil, coco coir, deep water culture, NFT systems, recirculating hydroponics, or drip-fed environments, Mills Ultimate PK can be incorporated easily into existing flowering programmes and cultivation methods.

Easy To Use

The concentrated formula is simple to integrate into bloom feeding schedules and provides growers with a straightforward way to increase phosphorus and potassium availability during the flowering stage without overcomplicating nutrient management.

Ideal For

• Mid and late flowering stages
• Increasing flower size and density
• Improving crop quality
• Maximising harvest potential
• Soil, coco, and hydroponic systems
• Professional feeding programmes
• Indoor and greenhouse cultivation

Why Choose Mills Nutrients Ultimate PK?

Mills Nutrients Ultimate PK is a professional-grade flowering booster developed to help growers achieve maximum bloom performance. By supplying additional phosphorus and potassium during the most demanding stages of flowering, it supports bigger flowers, improved bloom density, and increased yields. Suitable for all major cultivation methods, Ultimate PK is an essential addition to any flowering programme focused on maximising harvest quality and productivity.