Cause I don't appreciate
Fiona has spoken before of her displeasure when she is not appreciated. In Oh Well she spoke of “wasted unconditional love.” This might be a similar issue.
There could also be a double meaning here: she doesn’t care for people who don’t grow -i.e. “appreciate”
To help improve the meaning of these lyrics, visit "Periphery" by Fiona Apple Lyrics and leave a comment on the lyrics box