Thuja orientalis

Thuja orientalis, also known as Oriental Arborvitae, is a species of evergreen tree in the cypress family Cupressaceae, native to northeastern parts of Asia. It is widely cultivated and used in horticulture due to its aesthetic appeal and its resistance to harsh weather conditions.

Description

Thuja orientalis is a small to medium-sized tree, typically growing to a height of 15–20 meters. The bark is thin and light brown, with narrow vertical ridges. The leaves are scale-like, 1–2 mm long, and arranged in alternating decussate pairs in four rows along the twigs. The cones are oval or oblong, 10–15 mm long and 8–10 mm broad, with 6-12 thick scales, each scale bearing 1-2 small seeds.

Distribution and habitat

Thuja orientalis is native to the northeastern parts of Asia, including China, Korea, and Japan. It grows in a variety of habitats, from mountainous regions to lowland plains, and is often found in mixed forests with other coniferous trees.

Cultivation and uses

Thuja orientalis is widely cultivated for its ornamental value. It is often used in landscaping and garden design, and is popular for bonsai. In traditional medicine, various parts of the plant are used for their supposed health benefits. The wood is also used for making furniture and other wooden items.

Conservation status

While Thuja orientalis is not currently considered to be at risk of extinction, it is subject to threats from habitat loss and over-exploitation. Conservation efforts are focused on protecting existing populations and promoting sustainable use of the species.

See also

• List of Thuja species
• Cupressaceae
• Evergreen