[2019] Heart of Azeroth Traits: Cost of Entry Too High?

There is no Heart of Azeroth level requirement to access the first Major Essence slot. You’ll acquire it through a questline that introduces you to the new content in this update.

Furthermore, when your unlock the Heart of Azeroth Forge, any character with a Heart of Azeroth level below 35 will have it raised to 35.

The first Minor slot requires Heart of Azeroth level 55.