is one of those cases where there are multiple hostas with the
same name. One is registered and,
therefore, the "official" version of H. 'Moon
while the others are non-registered plants and need
to be renamed to avoid further confusion.
There is also a cultivar named H. 'Moondance'.
Don Dean of Minnesota registered this hybrid of H. 'First Impressions' ×
H. 'Gig Harbor' in 2011. It is a medium size hosta about 18 inches high
with a spread of around 42 inches. The leaves are yellow with a
creamy white marginal variegation. They are slightly rippled,
broadly ovate, slightly folded, slightly wavy and moderately
corrugated. Pale lavender, tubular flowers bloom from June into
Hosta Helper will call this plant
'Moon Dance' (Don Dean)