We've built the Jack’s Nutrients collection of formulas to give your plants the exact nutrient balance they need according to the crops requirements from start to finish. Start here and use our How-To-Grow guides to dial in your grow, and maximize plant potential. 

​

​

START

Like a shotgun start for your new plants

15-6-17
CLONE

All the nutrients essential for vigorous plant growth

Choose a Formula Based on Water Quality

5-12-26
PART A

+

15-0-0
PART B

or

12-4-16

15-5-20

or

18-8-23

Need a boost of flower power?

Choose a Formula Based on Needs

or

5-50-18
ULTRAVIOLET

10-30-20
BLOOM

Finish strong with the optimum nutrient ratios

7-15-30
FINISH