Top ten ornamental trees

The top ten ornamental trees are: eucalyptus rainbow, phoenix tree, Davidia involucrata, ginkgo tree, Tokyo cherry tree, maple tree, jacaranda, torch tree, Metasequoia glyptostroboides and wisteria.

1, eucalyptus iridescens

The scientific name of Eucalyptus rainbow is "peeled Eucalyptus", which is also called "Mindanao gum" figuratively. This is the only eucalyptus found in the northern hemisphere. "Unique" is not enough to show its extraordinary characteristics. In addition, this 70-meter-high tree is also famous for its colorful colors. Its bark has many colors such as yellow, green, orange and even purple. The name "rainbow" also comes from this peculiar feature.

2. Phoenix wood

Indus, named after "the leaves are like the feathers of a flying phoenix and the flowers are like a rockhopper", is also known as Jin Fenghua, Sorbus pohuashanensis, Fraxinus mandshurica and Sorbus bungeana. It is a deciduous tree of Phoenicia in Leguminosae, 20 meters high. The crown is wide. Bipinnate compound leaves with long oval leaflets. Flowers in summer, racemes, large, red and shiny.

Pods are made of wood and can be as long as 50 cm. Phoenix wood is known as one of the most colorful trees in the world because of its bright red or orange flowers and bright green pinnate leaves. Indus is the national tree of Madagascar in Africa, the city tree of Xiamen and Tainan in Taiwan Province Province, the city flower of Shantou in Guangdong, the city flower of Zhanjiang in Guangdong during the Republic of China, and the school flower of Shantou University and Xiamen University.

The buttonwood tree is tall, drooping due to the expansion of the crown, dense, wide and beautiful, and plays the role of a shade tree in the tropics. Sexual preference for high temperature, multi-day environment, must be in full sunshine prescription to thrive. Distributed in the south and southwest of China, Malagasy origin and tropical places in the world.

3.Davidia involucrata

Davidia involucrata is a deciduous tree. It can grow to 15 ~ 25m high, with wide oval leaves and serrated edges. There is only one genus and two species of undergraduate plants. The two species are very similar, but the leaves of one species are hairy and the leaves of the other species are smooth.

These colorful flowers are very wonderful, and they are plants left over from the Cenozoic tertiary 6.5438+million years ago. During the Quaternary Glacier Period, Davidia involucrata died out in most areas, and only parts of southern China survived. Luoyang Lucheng agriculture has been successfully propagated and planted on a large scale. It has become a "living fossil" in today's plant world, known as "China's pigeon tree", also known as "pigeon flower tree" and "water pear". Wild species only grow in Sichuan province in southwest China and Hubei province in central China and its surrounding areas.

Davidia involucrata is listed as a national key protected wild plant, which is endemic to China, belongs to relict plant and is also a world-famous ornamental plant. It is a national first-class protected plant. Davidia involucrata was first discovered by the French missionary David as a westerner, and he also named the Latin species for the elk.

4. Ginkgo tree

Ginkgo biloba is a deciduous tree belonging to Ginkgo family. Ginkgo biloba is a deciduous tree. It blooms in April and matures in June, 5438+ 10. Seeds have long stems, drooping, often oval, obovate, ovoid or nearly spherical. Exocarp is fleshy, covered with white powder and yellow or orange when ripe. Ginkgo tree, also known as Ginkgo tree and Gongsun tree, was once one of the last rare tree species in China, and was known as a "living fossil". The fruits and leaves of ginkgo tree have high medicinal and edible value.

5. Tokyo cherry blossoms

Speaking of Japan, we often think of their most representative cherry tree, which is one of the most beautiful trees in the world, with dense flowers and pink colors. Most cherry blossoms bloom from late March to early April. In Japan, the cherry blossoms in yoshinoyama, Nara Prefecture are particularly famous, so they are called "Yoshino Thousand Sakura".

When spring comes, pink cherry blossoms in Shan Ye are in full bloom, and the order of cherry blossoms is "thousand trees at the foot of the mountain", "thousand trees at the mountainside", "thousand trees on the mountain" and "thousand trees in the mountain". The scene is very spectacular. In China, the cherry blossoms of Wuhan University are also very famous, and many tourists go sightseeing every year.

6.maple

Maple is a tall tree with a height of over 29 meters and a crown width of 16 meters. The flowering period is April-May, and the fruiting period is 9-65438+1October. With the growth of tree age, the crown gradually opens and becomes round. Branches are brownish red to brown, with small holes, and winter branches are dark brown or gray. Maple leaves are colorful and unique in shape, which can be used to make bookmarks, specimens and so on. Autumn turns red, and when it falls to the ground, it turns crimson.

Maple belongs to the genus Aceraceae, which is the common name of Aceraceae. There are 199 species of Aceraceae in the world, which are distributed in Asia, Europe, North America and the northern edge of Africa. China is also the country with the largest species of Aceraceae in the world, with 157 species distributed all over the country, mainly in the Yangtze River basin and its southern provinces, and it is the modern distribution center of Aceraceae in the world. Many Acer plants are world-famous ornamental trees.

7.jacaranda

Jacaranda, Latin scientific name: deciduous tree of Osmundaceae, up to15m. Brazil, native to South America, has been introduced and cultivated in China in recent years for viewing. Jacaranda jacaranda is an ornamental, foliage and flowering tree species, which is widely planted as a street tree in tropical and warm subtropical regions. Its wood is yellowish white to gray, soft and light, straight in texture and easy to process, and can be used as furniture material. This species has both ornamental value and economic value.

8. Torch tree

Rhubarb, also known as Rhus verniciflua, is a small deciduous tree originating in North America. It is named after its red ears and close gathering to form a torch. Torch trees not only produce very attractive fruits, but also turn their leaves into fiery red after autumn, as beautiful as red maple.

In addition to its extremely high face value, it is said that the torch tree is extremely vital and can grow in extremely harsh environments. It is a good pioneer afforestation tree species for slope protection, fire prevention, dike consolidation, beach sealing, sand fixation and soil conservation.

9.Metasequoia glyptostroboides

Metasequoia glyptostroboides, a deciduous tree, is the only existing species of Metasequoia in Cupressaceae and is known as the "living fossil" in the plant kingdom. Metasequoia glyptostroboides is one of the most beautiful tree species in the world, with a conical crown, beautiful posture, lush foliage and beautiful leaves, which turn brown in autumn and are often used as garden ornamental trees. Because of its resistance to sulfur dioxide, it is also an excellent tree species for greening in industrial and mining areas.

10, wisteria

Wisteria, deciduous climbing twining vines, can climb up to 20 meters, extending sideways 10 meters. Wisteria is extremely beautiful, with purple spikes full of sparse leaves and flowers all over trees, which has a unique charm.

The largest wisteria plant in China is located in Ashikaga Flower Park. It's 1870 species. By 2008, it covers an area of nearly half an acre. During the flowering period, tourists stroll under it, as if they were in a purple dream, and a large number of tourists go sightseeing every year.