Thanks for the replies. Do you have the highlights until it's time to color the greys and then you color it all?

I guess I'm not diligent enough to go in every 2-3 months for the color and highlighting.
Poo: KBB shampoo bar or Shikai moisturizing shampoo
CoWash: VO5 kiwi
Cond: Robert Craig, Tresemme Natural, or Fekkai Shea Butter
Leave in/Styling: Grapeseed oil, KBB milk, KCCC, and Aveda Confixor