BioGreen PK 13/14

BioGreen PK 13/14

From £12.95

BioGreen PK 13/14 is a highly effective early flowering additive. 

Availability: 250ml, 1ltr, 5ltr and 10ltr.

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SKU: Biogreen_PK_13/14 Categories: , , ,


BioGreen PK 13/14 has been formulated based on years of research and consists of only the finest grade raw materials, ensuring your plants get all the necessary minerals needed for early flower development. 

  • Explosive early flower development 
  • Increases flower size, weight and potency 
  • Improves overall harvest quality 
  • Stimulates energy transfer in the vital flowering stage 
  • Environmentally safe to use 
  • No PGRs, made from 100% pure raw materials

100% Raw Materials – No PGR’s

All the ingredients come from the best natural resources, providing exceptional quality. BioGreen PK 13/14 is made from pure raw materials and is totally PGR free.

Key benefits of using Bio Green PK13-14:-

  • Sufficient Potassium to give the bloom an additional impetus.
  • Sufficient Phosphorus for an optimal bloom formation.
  • It’s adjusted with micronutrients for an optimal bloom explosion.
  • Consists only of the purest raw materials.
  • No best-before date.


  • P2O5-K2O: 13.2-14.2, Phosphorus, Potassium.

How to use:-

Tip: after using PK 13/14 the first 4 weeks of flower, switch to X-Blast for best results. 

Do not use PK 13/14 and X-Blast at the same time, or any other late flower PK finishers. 


Recommended Additional Purchases:-

For our full range of BioGreen nutrients please see here!

Additional Information:-

You can download BioGreen’s nutrient feeding schedules here!