This non-registered cultivar is a
sport of H. 'Piedmont Gold' from
Rod Lysne. It forms a large
mound with near white flowers in late June.
According to
The Hostapedia by
Mark Zilis
(2009), "...named for Gandalf's mystical
horse in J. R. R. Tolkein's The Lord of the Rings
trilogy."
Similar cultivars include H.
'Sentimental Journey'.