She makes a face at the idea of a useful bouquet. Maybe if you had to hide a knife.

"I was thinking something more...indirect than just handing someone flowers," Like having someone set all the tables in an outdoor cafe with agapanthus blossoms to send a message about the Divine. "If the meanings change so much, that could actually be helpful for using it as code, because if only the sender and recipient know the key, then it's harder for the message to be intercepted. Right?"

Agapanthus. J'éprouve pour vous un amour divin. I feel for you a love most divine. A code within a code, potentially.