King of Flowers, Japanese tree peony
King of Flowers, Japanese tree peony
King of Flowers, Japanese tree peony

King of Flowers, Japanese tree peony

$ 79.00

Name in Japanese & romaji: 花王 Kao

Notable characteristics: 
Enormous vibrant reddish-purple flowers, held up on strong red stems.

Area of origin, year introduced:1932 in Shimane Prefecture, Japan. Shimane is a famous center for tree peony cultivation located along the south west coast of the Japanese mainland.

Growth habit and size at maturity (10 years old): Upright and semi-spreading, grows to 3.5' tall and 3.5' wide.

Flower form and size: Ruffled double, 10".

Flower fragrance: Spicy-sweet.

Bloom time: Mid- to late season Japanese tree peony, blooms in our USDA zone 6a garden in the last week of May.

Zone hardiness: Proven in USDA zones 4-9.


Plant size: 1 year old tree peonies have 1 woody stem with a well developed root system. This size plant will most likely flower its second spring in the ground. Available to ship fall 2016.

When we ship: Sold out for 2016, please check back in January, 2017.