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.
Formula
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
+
12-4-16
RO
or
15-5-20
TAP
or
18-8-23
OUTDOOR
Need a boost of flower power?
Choose a Formula Based on Needs
5-50-18
ULTRAVIOLET
10-30-20
BLOOM
or
Finish strong with the optimum nutrient ratios.
Formula
7-15-30
FINISH