I have had very little luck macroing my boomkin. I get some descent DPS but can never perform great without micromanaging.

I don't use it myself but would have to suggest GSE to help.
https://www.curseforge.com/wow/addon...dvanced-macros

A website for the macros
https://wowlazymacros.com/

I ended up swapping my boomkin for a mage, easier to get good dps with the pro system.