I always hesitate to join the conversation when people are asking about scent, because everything has a scent to me. I have the nose of a bloodhound, I guess. All iris are scented. Iris pallida, the grape one, is probably the most highly fragranced.
Debra, I've never had Kool Aid so I guess that's why I call it Grape Nehi. I remember driving by the Nehi bottling factory once as a kid and the smell was overwhelming.
How many of you can smell lightning?