Advanced Nutrients has made SensiBloom easy to use- just pour equal amounts of Part A and Part B until the proper nutrient strength is reached. It's that simple.  (Do not mix as a concentrate, add part A and part B, separately, to the reservoir)

 N-P-K levels: 4.3-0-3.1

Also Contains:  Calcium(Ca)  1.70%, Iron(Fe)  0.10%,  Manganese(Mn)  0.06%