Species and varieties in the National Collection of Flowering Cherries at
Prunus 'Kouka' (Sato-zakura Group)
Raised by Mr Masatoshi Asari in 1965, having deep red main veins, different from cv.'Sekiyama' or 'Kirin'. Named for its red flowers as Koka – literally red flowers in Japanese. Medium large semi-double pale pink flowers flushed with deep pink.
Royal Horticultural Society's Award of Garden Merit 2012.
- One specimen by boundary wall opposite running track; Compartment 56K; Square G4/H3; Tag 4106. Planted in 2009.