Terrified... Is Rosemary bad for my car?

I was told rosemary water good as flea repellant by a trustworthy friend. I seeped rosemary in some water and sprayed my pride and love of my life King. Then heard not good for felines. please someone help. seen no adverse reactions or else would have gone straight to our local kitty ER. just need advice please....

Meant cat but so upset

Rosemary is not on the list of toxic plants per the aspca:

http://www.aspca.org/pet-care/animal-poison-control/toxic-and-non-toxic-plants

There is also a hotline number you can call in that link. Hope King is ok [emoji]128591[/emoji][emoji]127995[/emoji]