Man - now thinking about flower languages and symbolism, it's fun to kind of picture what flowers best fits characters - so Character flower symbolism?

Ky Kiske would have Star-of-Bethlehem and Snowdrops, both flowers signifying Hope

Snowdrops can also mean overcoming hardships and consolation

Sherlock it's cliche but Blue Roses - symbols of mystery and the impossible, and Iris for Valor and Wisdom

most blue roses are various shades of lavender unless genetically modified

let's go with a green one since green's kind of his color too