Summary: What are the commonly seen luan trees used for?
Luan tree, also known as lantern tree, cash cow, tree up to 15 meters high, flowering period of 6-8 months, open yellow conical inflorescence, September to October red conical capsule fruit, bark gray black, belongs to the deciduous tree of the family Apocynaceae, what is the role of the luan tree?
In many urban streets can see the figure of luan trees, which is the tree shape of luan trees as tall as umbrellas, and luan trees change brightly throughout the year, many cities choose luan trees as green street trees planted on both sides of the road. Every spring, the red buds of the tree are very cute; after entering the summer, the green leaves are full of yellow and golden flowers; and after the autumn, the green leaves turn yellow, and the trees are densely hung with pink lantern-like fruits, and the autumn wind blows through these small lanterns; even in winter, this bunch of small fruits are still hanging on the trees, adding a posture to the cold winter, and the colorful changes of the Luan trees throughout the year bring pleasant visual enjoyment to the viewers, which is a park and a courtyard 3. Horticultural greening seedlings with high road ornamental value.
Luan trees not only have obvious seasonal phases, but also have strong adaptability, but also have strong resistance to soot, and have good resistance to the dust and toxic gas sulfur dioxide emitted by the factory, which is a good tree species for planting greening in industrial pollution areas.
Every year from June to August is the flowering period of Luan trees, Luan trees are conical large inflorescence, the flowering period is particularly long, the flowers are particularly dense, so the pollen, nectar is very rich, very suitable for bees to collect honey, every three Luan trees can put a box of bees, the average luan tree honey 2 pounds or so, two months of flowering period can take nectar three to five times, Luan tree nectar color is like yellow-green vegetable oil, the flower aroma is rich and sweet, more than 39-41 degrees, the taste is pure and odorless is the best nectar, the whole flowering period down, A group of bees can take 20 to 40 catties of honey, and the market price can reach 50 yuan per catty.
Third, the flowers and leaves of the Luan tree can be used as a dye, the yellow inflorescence of the Luan tree can be used as a yellow dye, and the green leaves and white cloth can be boiled together to dye black, and the leaves can be used as black dye, so the colloquial saying is also called "black leaf tree", and the plant printing and dyeing of the Luan tree has a bactericidal and anti-inflammatory effect, so it is well used in clothing products, households, children's toys, etc.
Fourth, the luan tree capsule contains a number of round seeds the size of mung bean seeds, the seeds are extracted from industrial oil, can also be made into hand strings, but with the luan tree as a green tree is widely planted, the seeds of the luan tree are mostly germinated into luan tree seedlings for seeding and breeding.
Finally, the wood of the Luan tree is not suitable for furniture due to its brittle quality, and is generally used to make some small utensils.
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