This is a sport of H. 'Elegans'
that has a chartreuse margin. Registered by
Inc. of Michigan in 1993. It forms a large size (27 inches high) plant with
moderately corrugated, wavy leaves with thick substance. Near
white flowers bloom in mid-June into July.
The Hostapedia by Mark Zilis (2009), "I have yet to figure out why
'Northern Star' has been a failure in the garden. It should have
been a non-burning improvement on 'Frances Williams'...Skip this
one unless you have to have them all."
Similar cultivars include H. 'Louise Ryan'.