semi-upright cultivar from an unidentified originator in
Japan was registered by
Kevin Walek (Hosta Registrar) in 2009
with new data in
2018 as being from unidentified parentage.
It grows into a large size hosta about 24 inches in height with a width of 40 inches
with yellow foliage.
The leaves are narrowly ovate, wavy, shiny on top with a
moderate bloom on the bottom and smooth texture. Pale purple
flowers bloom on scapes 38 inches tall from late July into August.
Seed set was unknown at the time of registration.
The registration materials state: "...emerge almost
fluorescent yellow changing to yellow with a bluish
The Hostapedia by Mark Zilis (2009), "The name is supposed to translate
to "spring bird", but in that case it would be spelled 'Uguisu'...probably
a seedling of