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Mills C4

£4595
Tax included, shipping and discounts calculated at checkout.


Mills C4 | Flowering Stimulant for Explosive Bud Formation
Enhances fruit set, resin production, and final yield | NPK 1-7-12

Mills C4 is a premium flowering stimulant formulated to optimise nutrient uptake, accelerate bud formation, and increase essential oil and sugar production during the early to mid-flowering phase. Designed for serious growers, C4 delivers explosive flower development without compromising plant health.

Key benefits:

  • Stimulates rapid bud onset and early flower growth

  • High phosphorus and potassium levels support dense, heavy blooms

  • Increases terpene and resin production for improved flavour and aroma

  • Enhances nutrient uptake and energy conversion

  • Works in synergy with Mills base nutrients and additives

  • Suitable for all media including soil, coco, and hydroponics

Mills C4 is used during the key transition into bloom, giving plants the power to produce abundant flowers with outstanding quality.

How to use:

  • Add 1–3 ml per litre of water during weeks 2 to 6 of flowering

  • Combine with Mills base nutrients and follow the full Mills feed schedule for best results

  • Shake well before use and store in a cool, dark place

NPK: 1-7-12
Contains phosphorus pentoxide (P₂O₅), potassium oxide (K₂O), and organic stimulants

Available sizes:
250ml | 1L | 5L


Buy Mills C4 now from GoGrow.co.uk – trusted by expert growers for professional flowering performance.