Critical Mass

Critical Mass is an advanced PK additive for mid to late flowering. It can be used by growers using hydro, coco or soil. Key Benefits Adds extra weight. Boosts essential oil production. Phosphorous (P) is a macro nutritional element for every plant. It is a vital component in the process of plants converting light energy into food, fiber and oil. It plays a key role in photosynthesis, the metabolism of sugars, energy storage and transfer, cell divis..

£8.95