This sport of H. 'Blue
Boy' was registered by
Walters Gardens, Inc.
in 2005. It forms a medium sized mound that has pale lavender
flowers in July.
According to
The Hostapedia by Mark Zilis
(2009), "One interesting feature of 'Déjà Blu' is the light
yellow area that outlines the green leaf center."
Similar cultivars include H. 'Bolt Out of the Blue' and H.
'Wooly Bully'.