Blizzard has updated the animations of multiple Druid spells in Patch 11.2: Ghosts of K’aresh.
These include 
Efflorescence, 
Lifebloom, 
Regrowth, 
Rejuvenation, 
Swiftmend, 
Tranquility, and 
Wild Growth.
For Azeroth has created a video with a side-by-side comparison of the old and new visuals!
