Phytohormones 4+1

We are going through those plant hormones in biology class so I think it'll be fun if I draw them. Plus, it's "sort of" requested by my botany professor when I told him I'm personifying some molecules.

Biology + chemistry is awwesoooomme!! I'd love to have them as characters even without any story. Here's the sketch of how they might look. What do you think?