Jacktree (Sinojackia Rehderiana)

Jacktree

Features and Characteristics

Sinojackia rehderiana, commonly called jacktree, is a small spreading deciduous tree or large shrub that typically grows to 15-20′ tall. Pendant star-shaped white flowers (to 1″ wide) in 3 to 5-flowered cymes cover the plant with bloom in spring (April-May). Flowers give way to woody drupes that ripen in July-September. Obovate-elliptic to elliptic leaves (to 3 1/2″ long) are glossy dark green. Fall color is a respectable yellow.

Genus name comes from sino meaning Chinese and “jackia” which honors John George Jack (1861-1949) of the Arnold Arboretum.

Specific epithet honors American dendrologist Alfred Rehder (1863-1949). He was on the staff of Arnold Arboretum, Boston, Massachusetts and was the author or (1940).

Care and Maintenance

Best in acidic, humusy, moderately fertile, medium moisture, well-drained soils in full sun to part shade. Plants appreciate some part afternoon shade in hot summer climates. Established plants have some resistance to drought.

Jacktree (Sinojackia Rehderiana) Requirements

Hardiness zone	6 - 10
Sun light	Full Sun To Part Shade
Water	Medium
Maintenance	Low

Common Problems

No serious insect or disease problems.

Uses

Ornamental flowering tree. May be difficult to find in commerce.

Jacktree (Sinojackia Rehderiana) Details

Common name	Jacktree
Botanical name	Sinojackia Rehderiana
Plant type	Tree
Family	Styracaceae
Hardiness zone	6 - 10
Water	Medium
Maintenance	Low
Flower color	White
Flowering period	April - May
Height	15 - 20 Ft.
Width	15 - 20 Ft.