A sport of H. 'Undulata' from
Japan, this large size plant has lightly rippled, smooth
textured foliage of average substance. The fast growing mound is 21 inches
high and 47 inches wide with elliptic to broadly elliptic
leaves. Pale lavender, funnel shaped flowers bloom in July. 'Undulata Erromena'
was registered by the The
American Hosta Society in 1987 as "parentage unknown".
The Hostapedia by Mark Zilis (2009), "...surprised at how much
larger it becomes than all the other Undulatas...the most
durable plant of this group..."
An article about H. 'Undulata' and its origins by
Bob Solberg in
Hosta Journal (1996 Vol. 27 No. 1) states that, "H. 'Undulata
Erromena' is a garden sport, first originated in Holland and introduced in 1867
von Siebold. It is not found in the wild of Japan. H. 'Undulata' is not a
sport of it...While the data presented here strongly support these conclusions,
they do not provide absolute proof. DNA testing of these cultivars would prove
This cultivar has been awarded
the Royal Horticultural Society's Award of Garden Merit in the
UK. It may
have been sold at one time under the name Mackwoods No. 3.