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Siebold Ash (Fraxinus sieboldiana)

Siebold Ash Flowers Siebold Ash Flowers Siebold Ash Flowers


An attractive tree in the Shade Tree Collection is Siebold Ash, a native of China, South Korea, and Japan. It is a relatively small tree growing to heights of 20-30 ft. Siebold Ash is one of the few ash species that has fragrant, showy flowers with a corolla composed of linear white to cream petals. It bears both bisexual (perfect) and unisexual (imperfect) flowers in the spring. A member of the Olive Family (Oleaceae), Siebold Ash is one of about 65 species in the genus Fraxinus. As with other ash species, this tree has opposite, pinnately compound leaves with 5-7 leaflets. The dark green leaves turn an attractive red/purple in the fall. The fruit (a samara - a simple dry, winged fruit) matures in the fall and is tinged with purple. The wood is used in Asia to make high quality furniture and wood utensils.

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University of Tennessee - Forest Resources AgResearch and Education Center
901 South Illinois Avenue, Oak Ridge, Tennessee 37830 · Telephone: 865-483-3571 · Email: UTforest@utk.edu